PDF AK2548 Data sheet ( Hoja de datos )

Número de pieza	AK2548
Descripción	7 channel E1 Transceiver
Fabricantes	Asahi Kasei Microsystems
Logotipo
Hay una vista previa y un enlace de descarga de AK2548 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas
No Preview Available ! ASAHI KASEI [AK2548] AK2548 7 channel E1 Transceiver FEATURE • 7ch E1 transceiver • Jitter Tolerance: Compliant with ITU-T G.823, I.431 • Transmitter Pulse Shape: Compliant with ITU-T G.703 • Loss of Signal Detection: Compliant with ITU-T G.775 • Return loss: Compliant with ETS 300 166 • Selectable Signal Polarity • Local/Remote Loopback • Parallel/Serial Microprocessor Interface • Single 3.3V±5% Operation • Low Power Consumption • Pin-to-pin compatible with AK2546(7 channel T1 transceiver) except serial interface • Small Plastic Package 144pin LQFP MCLK CLKSEL RESET TEST1-4 P/S BTS RTIP1 RRING1 TTIP1 TRING1 CLKGEN BLOCK DIAGRAM CONTROL TRANSCEIVER 1 LOS RECOVER SHAPER R /W (WR) AD7-AD0 AS(ALE) DS(RD) CS SCLK SDI SDO INT LOS1 RCLK1 RPOS RNEG1 TCLK1 TPOS TNEG1 RTIP2-7 RRING2-7 TTIP2-7 TRING2-7 TRANSCEIVER 2-7 LOS2-7 RCLK2-7 RPOS2-7 RNEG2-7 TCLK2-7 TPOS2-7 TNEG2-7 7 Channel E1 Transceiver Block Diagram C0028-E-00 1 1999/9 1 page ASAHI KASEI [AK2548] Pin No. 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 Pin Name RAVDD1 LOS4 LOS3 LOS2 LOS1 RNEG4 RPOS4 RCLK4 TNEG4 TPOS4 TCLK4 DVDD1 DVSS1 DAVSS1 RNEG3 RPOS3 RCLK3 TNEG3 TPOS3 TCLK3 TAVSS1 TAVDD1 IOVSS1 IOVDD1 RNEG2 RPOS2 RCLK2 TNEG2 TPOS2 TCLK2 RNEG1 RPOS1 RCLK1 TNEG1 TPOS1 TCLK1 I/O Pin Type I Power O CMOS O CMOS O CMOS O CMOS O CMOS O CMOS O CMOS I CMOS I CMOS I CMOS I Power I Power I Power O CMOS O CMOS O CMOS I CMOS I CMOS I CMOS I Power I Power I Power I Power O CMOS O CMOS O CMOS I CMOS I CMOS I CMOS O CMOS O CMOS O CMOS I CMOS I CMOS I CMOS AC Load ≤15pF ≤15pF ≤15pF ≤15pF ≤15pF ≤15pF ≤15pF ≤15pF ≤15pF ≤15pF ≤15pF ≤15pF ≤15pF ≤15pF ≤15pF ≤15pF DC Load Comments C0028-E-00 5 1999/9 5 Page ASAHI KASEI [AK2548] TRANSMITTER Transmitter characteristics are guaranteed on the conditions as shown below. VDD=3.3V±5%,VSS,GND=0V,Ta=-40~85ºC, MCLK frequency:2.048MHz±100ppm, 32.768MHz±100ppm Parameter Symbol Min Typ Max Units Condition Output Pulse Shape G.703 Output Pulse Amplitude 75Ω 120Ω Pulse Amplitude for a 75Ω space 120Ω Output Pulse Imbalance amplitudes widths 2.14 2.7 -0.237 -0.3 -4 -4 2.37 3.0 2.60 3.3 0.237 0.3 4 4 V0p Note 1 V0p V0p Note 1 V0p % % Output Jitter 20Hz-100kHz 0.05 UIpp Return Loss 51kHz-102kHz 9 dB 102kHz-2.048MHz 15 dB 2.048MHz-3.072MHz 11 dB Note1: Turns Ratio, DCR and external resistors are recommended value. (P27) Pulse Mask Template (G.703) V = 100% 269 ns (244 + 25) 194 ns (244 – 50) Nominal pulse 50% 0% 244 ns 219 ns (244 – 25) 488 ns (244 + 244) Note – V corresponds to the nominal peak value. Mask of the pulse at the 2048 kbit/s interface C0028-E-00 11 1999/9 11 Page

Páginas	Total 30 Páginas
PDF Descargar	[ Datasheet AK2548.PDF ]

Hoja de datos destacado

Número de pieza	Descripción	Fabricantes
AK2540	Quad T1 Transceiver	Asahi Kasei Microsystems
AK2540-7R	150 Watt DC-DC Converters	Power-One
AK2546	7 channel T1 Transceiver	Asahi Kasei Microsystems
AK2548	7 channel E1 Transceiver	Asahi Kasei Microsystems

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,
permitiéndote verlos en linea o descargarlos en PDF.

DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar