ICS2008B Datasheet, PDF (14/22 Pages) Integrated Circuit Systems – SMPTE Time Code Receiver/Generator

ICS2008B
AC Electrical Characteristics
T_A = 0°C to +70°C; V_DD = 5V ±10%; GND = 0V
PARAMETER
SYMBOL MIN
Address setup to IOR* or IOW* command
tACS
20
Address hold from IOR* or IOW* command
tAH
10
Read pulse width
tRD
150
Access time
tACC
Output enable access time
tOE
Data hold from IOR* high
tRDH
10
Read command inactive time
tRHRL
70
Write pulse width
tWR
150
Write data setup to IOW* high
tWDS
20
Write data hold from IOW* high
tWDH
10
Write command inactive time
tWHWL
70
CS* inactive time (Note 1)
tCHCL
20
UART Port Bit Rate (Command Register [1:0] = 00)
UART Port Bit Rate (Command Register [1:0] = 01)
UART Port Bit Rate (Command Register [1:0] = 10)
TYP
MAX
150
50
9.6
31.25
38.4
Notes:
1. This timing parameter must be met for proper operation of indirect register access using auto-increment.
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
kHz
kHz
kHz
FIGURE 3 — Host Processor Bus Timing
ICS2008B
14