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부품번호 | PCF84C12AP 기능 |
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기능 | 8-bit microcontroller | ||
제조업체 | NXP Semiconductors | ||
로고 | |||
INTEGRATED CIRCUITS
DATA SHEET
PCF84C12A
8-bit microcontroller
Product specification
Supersedes data of 1996 Nov 20
File under Integrated Circuits, IC14
1998 May 11
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P1.0 to P1.4
3
PORT 1
BUFFER
PORT 1
FLIP-FLOPS
RESIDENT ROM
1 kbyte
(PCF84C12A)
2 kbytes
(PCF84C22A)
4 kbytes
(PCF84C42A)
DECODE
P0.7 to P0.0
PORT 0
BUFFER
PORT 0
FLIP-FLOPS
INTERNAL
CLOCK
FREQ.
30
32
TIMER/
EVENT
COUNTER
TEST 1
5
MEMORY
BANK
FLIP-FLOPS
HIGHER
PROGRAM
COUNTER
LOWER
PROGRAM
COUNTER
PROGRAM
STATUS
WORD
5 888
8
8
INTERRUPT
LOGIC
ACCUMULATOR
8
TEMPORARY
REGISTER 1
TEMPORARY
REGISTER 2
88
timer interrupt
ARITHMETIC
LOGIC UNIT
INSTRUCTION
REGISTER
&
DECODER
8
RAM
ADDRESS
REGISTER
external interrupt
(8)
DECIMAL
ADJUST
STOP
IDLE
INT / T0
CONTROL & TIMING
RESET
XTAL 1
XTAL 2
INTERRUPT INITIALIZE
OSCILLATOR
CONDITIONAL
BRANCH
LOGIC
INT / T0
TEST 1
TIMER
FLAG
CARRY
ACC
ACC BIT
TEST
Fig.1 Block diagram of PCF84C12A.
8
MULTIPLEXER
REGISTER 0
REGISTER 1
REGISTER 2
REGISTER 3
REGISTER 4
REGISTER 5
D REGISTER 6
E REGISTER 7
C
O 8 LEVEL STACK
D (VARIABLE LENGTH)
E OPTIONAL SECOND
REGISTER BANK
DATA STORE
RESIDENT RAM ARRAY
64 bytes
MBC951
4페이지 Philips Semiconductors
8-bit microcontroller
Product specification
PCF84C12A
10 DC CHARACTERISTICS
VDD = 2.5 to 5.5 V; VSS = 0 V; Tamb = −40 to +85 °C; all voltages with respect to VSS; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
VDD operating supply voltage
IDD operating supply current
IDD(idle) supply current (Idle mode)
IDD(stp) supply current (Stop mode)
see Fig.3
2.5 −
5.5 V
note 1; see Figs 4 and 5
VDD = 3 V; fxtal = 3.58 MHz (gmL)
VDD = 5 V; fxtal = 10 MHz (gmL)
VDD = 5 V; fxtal = 16 MHz (gmM)
VDD = 5 V; fxtal = 16 MHz (gmH)
−
−
−
−
0.3 0.6 mA
1.1 3.0 mA
1.7 5.0 mA
2.5 6.0 mA
note 1; see Figs 6 and 7
VDD = 3 V; fxtal = 3.58 MHz (gmL)
VDD = 5 V; fxtal = 10 MHz (gmL)
VDD = 5 V; fxtal = 16 MHz (gmM)
VDD = 5 V; fxtal = 16 MHz (gmH)
VDD = 2.5 V; notes 1 and 2; see Fig.8
−
−
−
−
−
0.2 0.4 mA
0.8 1.6 mA
1.2 4.0 mA
1.7 5.0 mA
1.2 10
µA
Inputs
VIL LOW-level input voltage
VIH HIGH-level input voltage
ILI input leakage
Outputs
VSS ≤ VI ≤ VDD
0−
0.7VD
D
−1
−
−
0.3VD
D
VDD
V
V
+1 µA
IOL
LOW-level output sink current VDD = 5 V; VO = 0.4 V; see Fig.9
1.6 12
−
mA
IOH
HIGH-level pull-up output
VDD = 5 V; VO = 3.5 V; see Fig.10 40 100 −
µA
source current
VDD = 5 V; VO = 0 V; see Fig.10
− −140 −400 µA
IOH1
HIGH-level push-pull output VDD = 5 V; VO = 4.6 V; see Fig.11
−1.6 −7
−
mA
source current
Oscillator (see Fig.12)
gmL LOW transconductance
VDD = 5 V
gmM
MEDIUM transconductance
VDD = 5 V
gmH HIGH transconductance
VDD = 5 V
RF feedback resistor
0.2 0.4 1.0 mS
0.9 1.6 3.2 mS
3.0 4.5 9.0 mS
0.3 1.0 3.0 MΩ
Notes
1. VIL = VSS; VIH = VDD; open drain outputs connected to VSS; all other outputs, including XTAL2, open (typical values
at 25 °C with crystal connected between XTAL1 and XTAL2).
2. VIL = VSS; VIH = VDD; RESET and T1 at VSS; INT/T0 at VDD; crystal connected between XTAL1 and XTAL2; open
drain outputs connected to VSS; all other outputs open.
1998 May 11
7
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부품번호 | 상세설명 및 기능 | 제조사 |
PCF84C12A | 8-bit microcontroller | NXP Semiconductors |
PCF84C12A | (PCF84Cx2A) 8-bit microcontrollers | NXP Semiconductors |
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