|
|
PDF ST7FSCR1M1 Data sheet ( Hoja de datos )
| Número de pieza | ST7FSCR1M1 | |
| Descripción | 8-bit low-power full-speed USB MCU | |
| Fabricantes | STMicroelectronics | |
| Logotipo |  |
|
Hay una vista previa y un enlace de descarga de ST7FSCR1M1 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
|
No Preview Available !
ST7SCR1E4, ST7SCR1R4
8-bit low-power, full-speed USB MCU with 16-Kbyte Flash,
768-byte RAM, smartcard interface and timer
Datasheet − production data
Features
Memories
■ Up to 16 Kbytes of ROM or High Density Flash
(HDFlash) program memory with read/write
protection, HDFlash In-Circuit and In-Application
Programming. 100 write/erase cycles
guaranteed, data retention: 40 years at 55°C
■ Up to 768 bytes of RAM including up to 128
bytes stack and 256 bytes USB buffer
Clock, reset and supply management
■ Low voltage reset
■ 2 power saving modes: Halt and Wait modes
■ PLL for generating 48 MHz USB clock using a
4 MHz crystal
Interrupt management
■ Nested Interrupt controller
USB (Universal Serial Bus) interface
■ 256-byte buffer for full speed bulk, control and
interrupt transfer types compliant with USB
specification (version 2.0)
■ On-Chip 3.3V USB voltage regulator and
transceivers with software power-down
■ 7 USB endpoints:
– One 8-byte Bidirectional Control Endpoint
– One 64-byte In Endpoint,
– One 64-byte Out Endpoint
– Four 8-byte In Endpoints
35 or 4 I/O ports
■ Up to 4 LED outputs with software
programmable constant current (3 or 7 mA).
■ 2 General purpose I/Os programmable as
interrupts
■ Up to 8 line inputs programmable as interrupts
■ Up to 20 outputs
■ 1 line assigned by default as static input after
reset
LQFP64 14x14
SO24
QFN24
ISO7816-3 UART interface
■ 4 MHz clock generation
■ Synchronous/Asynchronous protocols
(T=0, T=1)
■ Automatic retry on parity error
■ Programmable baud rate from 372 clock
pulses up to 11.625 clock pulses (D=32/F=372)
■ Card Insertion/Removal Detection
Smartcard power supply
■ Selectable card VCC 1.8V, 3V, and 5V
■ Internal step-up converter for 5V supplied
Smartcards (with a current of up to 55mA)
using only two external components.
■ Programmable Smartcard Internal Voltage
Regulator (1.8V to 3.0V) with current overload
protection and 4 KV ESD protection (Human
Body Model) for all Smartcard Interface I/Os
One 8-bit timer
■ Time Base Unit (TBU) for generating periodic
interrupts.
Development tools
■ Full hardware/software development package
ECOPACK® packages
Table 1. Device summary
Reference
Part number
ST7SCR1R4
ST7SCR1E4
ST7FSCR1T1, ST7SCR1T1
ST7FSCR1M1, ST7SCR1M1,
ST7SCR1U1
July 2012
This is information on a product in full production.
Doc ID 8951 Rev 6
1/121
www.st.com
1
1 page  
ST7SCR1E4, ST7SCR1R4
Contents
14.6
14.7
14.8
Smartcard supply supervisor electrical characteristics . . . . . . . . . . . . . 103
EMC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
14.7.1 Functional EMS (Electro magnetic susceptibility) . . . . . . . . . . . . . . . . 105
14.7.2 Electro magnetic interference (EMI) . . . . . . . . . . . . . . . . . . . . . . . . . . 106
14.7.3 Absolute maximum ratings (electrical sensitivity) . . . . . . . . . . . . . . . . 106
Communication interface characteristics . . . . . . . . . . . . . . . . . . . . . . . . 107
14.8.1 USB - Universal bus interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
15 Package characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
15.1 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
15.2 Recommended reflow oven profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
16 Device configuration and ordering information . . . . . . . . . . . . . . . . . 111
16.0.1 Option bytes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
16.1 Device ordering information and transfer of customer code . . . . . . . . . . 112
16.2 Development tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
16.3 ST7 Application notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
16.4 Important notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
16.4.1 Unexpected reset fetch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
16.4.2 Flash devices only . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
16.4.3 Smart card UART automatic repetition and retry . . . . . . . . . . . . . . . . . 119
17 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
Doc ID 8951 Rev 6
5/121
5 Page 
ST7SCR1E4, ST7SCR1R4
Figure 4. 24-lead QFN package pinout
Pin description
CRDVCC
CRDRST
CRDCLK
C4
CRDIO
C8
24 23 22 21 20 19
1 18
2 17
3 16
4 15
5 14
6 13
7 8 9 10 11 12
USBVCC
DP
DM
LED0
PA6
GND
Legend / Abbreviations:
Type: I = input, O = output, S = supply
In/Output level: CT = CMOS 0.3VDD/0.7VDD with input trigger
Output level: HS = 10mA high sink (on N-buffer only)
Port and control configuration:
● Input:float = floating, wpu = weak pull-up, int = interrupt, ana = analog
● Output: OD = open drain, PP = push-pull
Refer to “I/O ports” on page 40 for more details on the software configuration of the I/O
ports.
Table 3.
Pin n°
Pin description
Pin name
Level
Port / Control
Input Output
Main
function
(after reset)
Alternate function
1 2 5 CRDRST
2 NC
3 3 6 CRDCLK
O CT X
O CT X
X Smartcard Reset
Not Connected
X Smartcard Clock
Doc ID 8951 Rev 6
11/121
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet ST7FSCR1M1.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| ST7FSCR1M1 | 8-bit low-power full-speed USB MCU | STMicroelectronics |
| Número de pieza | Descripción | Fabricantes |
| SLA6805M | High Voltage 3 phase Motor Driver IC. |
 Sanken |
| SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
 Analog Devices |
|
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
| DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |