DS21Q48 Maxim Integrated Products, DS21Q48 Datasheet - Page 63

• 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 10-3. Motorola Bus Timing (PBTS = 1, BIS1 = 0, BIS0 = 0)
AD0-AD7
AD0-AD7
(write)
(read)
CS*
R/W*
AS
DS
PW EL
t ASD
t
t ASL
ASL
PW
t
AHL
t
ASH
AHL
t RWS
t ASED
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t CS
t
DDR
t CYC
t
DSW
PW EH
t CH
t
t
DHW
DHR
t
RWH