DS2148DK Maxim Integrated Products, DS2148DK Datasheet - Page 21

• Manufacturer Part Number: DS2148DK
• Description: KIT DESIGN LIU DS2148 3/5V T1/E1
• Manufacturer: Maxim Integrated Products

Specifications of DS2148DK

• Main Purpose: Telecom, Line Interface Units (LIUs)
• Utilized Ic / Part: DS2148
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Secondary Attributes: -
• Embedded: -
• Primary Attributes: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Figure 2-1. Parallel Port Mode Pinout (BIS1 = 0, BIS0 = 1 or 0) (TQFP
Package)
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
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
(Note: tie all NA pins low)
(Note: tie all NA pins low)
Serial Port
Operation
Parallel Port
DS2148
Operation
DS2148
21 of 73
RCL/LOTC 25
RCL/LOTC 25
BPCLK 31
RRING 28
HRST* 29
MCLK 30
PBEO 24
TEST 26
RTIP 27
BIS1 33
BIS0 32
INT* 23
BPCLK 31
RRING 28
HRST* 29
MCLK 30
PBEO 24
TEST 26
RTIP 27
BIS1 33
BIS0 32
INT* 23
tie high
tie low
tie low
tie low (MUX) or high (non-MUX)