AK2546 查看數據表（PDF） - Asahi Kasei Microdevices

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AK2546

7 channel T1 Transceiver

Asahi Kasei Microdevices 

ASAHI KASEI

[AK2546]

AK2546

7 channel T1 Transceiver

FEATURE

• 7ch short haul T1 transceiver

• Jitter Tolerance: Compliant with GR-499 Category I, II

• Transmitter Pulse Shape: Compliant with GR-499

• Loss of Signal Detection

• Selectable Signal Polarity

• Local/Remote Loopback

• Parallel Microprocessor Interface

• Single 3.3V±5% Operation

• Low Power Consumption (105mW/ch: Typ)

• Pin-to-pin compatible with AK2548 (7 channel E1 transceiver)

• Small Plastic Package 144pin LQFP

MCLK

CLKSEL

RESET

TEST1-5

RTIP1

RRING1

TTIP1

TRING1

RTIP2-7

RRING2-7

TTIP2-7

TRING2-7

CLKGEN

BLOCK DIAGRAM

CONTROL

TRANSCEIVER 1

LOS

RECOVER

SHAPER

TRANSCEIVER 2-7

7 Channel T1 Transceiver Block Diagram

R /W (WR)

AD7-AD0

AS(ALE)

DS(RD)

CS

BTS

INT

LOS1

RCLK1

RPOS

RNEG1

TCLK1

TPOS

TNEG1

LOS2-7

RCLK2-7

RPOS2-7

RNEG2-7

TCLK2-7

TPOS2-7

TNEG2-7

C0019-E-01

1

1999/9

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