DS21Q48 Maxim Integrated Products, DS21Q48 Datasheet - Page 66

• Manufacturer Part Number: DS21Q48
• Description: IC LIU E1/T1/J1 QUAD 5V 144-BGA
• Manufacturer: Maxim Integrated Products
• Type: Line Interface Units (LIUs)r

Specifications of DS21Q48

• Protocol: E1
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 144-CSBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Number Of Drivers/receivers: -

Figure 10-6. Motorola Bus Read Timing (PBTS = 1, BIS1 = 0, BIS0 = 1)
Figure 10-7. Motorola Bus Write Timing (PBTS = 1, BIS1 = 0, BIS0 = 1)
A0 to A4
D0 to D7
A0 to A4
D0 to D7
R/W*
R/W*
CS*
DS*
CS*
DS*
0ns min.
0ns min.
t1
t1
0ns min.
0ns min.
Address Valid
t2
Address Valid
t2
75ns max.
t3
75ns min.
66 of 73
t6
5ns min. / 20ns max.
10ns
min.
Data Valid
t7 t8
t4
t4
10ns
min.
0ns min.
0ns min.
t5