DS21455 Maxim Integrated Products, DS21455 Datasheet - Page 254

• Manufacturer Part Number: DS21455
• Description: Network Controller & Processor ICs Quad E1-T1-J1 Single -Chip Transceiver (S
• Manufacturer: Maxim Integrated Products

Specifications of DS21455

• Product: Framer
• Number Of Transceivers: 4
• Data Rate: 64 Kbps
• Supply Voltage (max): 3.465 V
• Supply Voltage (min): 3.135 V
• Supply Current (max): 328 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Package / Case: BGA

Figure 38-1. Intel Bus Read Timing (BTS = 0 / MUX = 1)
Figure 38-2. Intel Bus Write Timing (BTS = 0 / MUX = 1)
AD0-AD7
A8 & A9
AD0-AD7
A8 & A9
WR
ALE
RD
CS
ALE
WR
CS
RD
t ASD
t ASD
t ASD
PW
PW
t
t ASD
EL
t
ASL
ASL
EL
PW
PW
ASH
ASH
t
254 of 270
t
t
CS
t
t
AHL
AHL
ASED
t
CS
ASED
t CYC
t CYC
t DDR
PW
PW
EH
EH
t
DSW
t
t
CH
CH
t
t
DHR
DHW