DS2148T Maxim Integrated Products, DS2148T Datasheet - Page 27

• Manufacturer Part Number: DS2148T
• Description: IC LIU E1/T1/J1 5V 44-TQFP
• Manufacturer: Maxim Integrated Products
• Type: Line Interface Units (LIUs)r

Specifications of DS2148T

• Number Of Drivers/receivers: 1/1
• Protocol: T1/E1/J1
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

SCLK
CS
SCLK
CS
SDI
Figure 3-5. Serial Port Operation for Write Access (R = 0) Modes 1 and 2
ICES = 1 (sample SDI on the falling edge of SCLK)
Figure 3-6. Serial Port Operation for Write Access (R = 0) Modes 3 and 4
ICES = 0 (sample SDI on the rising edge of SCLK)
SDI
SDO
SDO
(lsb)
WRITE ACCESS ENABLED
0
(lsb)
1
WRITE ACCESS ENABLED
1
0
A0
2
2
A0
A1
3
3
A1
A2
4
4
A2
A3
5
A3
5
A4
6
6
A4
0
7
7
0
(msb)
B
8
(msb)
8
B
DO
(lsb)
9
27 of 73
9
DO
(lsb)
10
D1
10
D1
D2
11
11
D2
D3
12
12
D3
D4
13
13
D4
D5
14
14
D5
D6
15
15
D6
(msb)
D7
16
(msb)
16
D7