DS2148 データシートの表示（PDF） - Maxim Integrated

部品番号

コンポーネント説明

一致するリスト

DS2148

5V E1/T1/J1 Line Interface Unit

Maxim Integrated 

DS2148/DS21Q48

Figure 2-1. Parallel Port Mode Pinout (BIS1 = 0, BIS0 = 1 or 0) (TQFP

Package)

1 CS*

2 RD (DS)

3 WR* (R/W*)

4 ALE (AS)

5 NA

6 NA

7 A4

8 A3

9 A2

10 A1

11 A0

DS2148

Parallel Port

Operation

(Note: tie all NA pins low)

BIS1 33 tie low

BIS0 32 tie low (MUX) or high (non-MUX)

BPCLK 31

MCLK 30

HRST* 29

RRING 28

RTIP 27

TEST 26

RCL/LOTC 25

PBEO 24

INT* 23

Figure 2-2. Serial Port Mode Pinout (BIS1 = 1, BIS0 = 0) (TQFP Package)

1 CS*

2 NA

3 NA

4 NA

5 SCLK

6 SDI

7 SDO

8 ICES

9 OCES

10 NA

11 NA

DS2148

Serial Port

Operation

(Note: tie all NA pins low)

BIS1 33 tie high

BIS0 32 tie low

BPCLK 31

MCLK 30

HRST* 29

RRING 28

RTIP 27

TEST 26

RCL/LOTC 25

PBEO 24

INT* 23

21 of 73

Share Link: