DS21448A1 Maxim Integrated, DS21448A1 Datasheet - Page 50

• Manufacturer Part Number: DS21448A1
• Description: Network Controller & Processor ICs 3.3V E1/T1/J1 Quad Interface
• Manufacturer: Maxim Integrated

Specifications of DS21448A1

• Part # Aliases: 90-21448-0A1

Figure 10-2. Intel Bus Write Timing (PBTS = 0, BIS0 = 0)
Figure 10-3. Motorola Bus Timing (PBTS = 1, BIS0 = 0)
AD0–AD7
AD0–AD7
AD0–AD7
(WRITE)
(READ)
ALE
CS
WR
CS
RD
R/W
AS
DS
t ASD
PW EL
t ASD
t ASD
PW
t
t
ASL
t ASL
EL
ASL
PW
PW
t
AHL
t
ASH
AHL
ASH
t RWS
t ASED
t
t
AHL
50 of 60
t
CS
ASED
t CS
t CYC
t
DDR
t CYC
t
DSW
PW
EH
t
DSW
PW EH
t CH
t
CH
t
t
DHW
DHR
t
RWH
t
DHW