DS2148 Dallas Semiconducotr, DS2148 Datasheet - Page 21

• Manufacturer Part Number: DS2148
• Description: 5V E1/T1/J1 Line Interface
• Manufacturer: Dallas Semiconducotr

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
PARALLEL PORT MODE PINOUT (BIS1 = 0, BIS0 = 1 or 0) Figure 4-1
SERIAL PORT MODE PINOUT (BIS1 = 1, BIS0 = 0) Figure 4-2
1 CS*
2 NA
3 NA
4 NA
5 SCLK
6 SDI
7 SDO
8 ICES
9 OCES
10 NA
11 NA
(Note: tie all NA pins low)
(Note: tie all NA pins low)
Parallel Port
Operation
DS2148
Serial Port
Operation
DS2148
RCL/LOTC 25
RCL/LOTC 25
BPCLK 31
RRING 28
HRST* 29
MCLK 30
PBEO 24
TEST 26
RTIP 27
BPCLK 31
BIS1 33
BIS0 32
INT* 23
RRING 28
HRST* 29
MCLK 30
PBEO 24
TEST 26
RTIP 27
BIS1 33
BIS0 32
INT* 23
tie low
tie low (MUX) or high (non-MUX)
tie high
tie low
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