C167CR-16RM Datasheet, PDF (64/67 Pages) Siemens Semiconductor Group – 16-Bit CMOS Single-Chip Microcontrollers

C167CR-16RM _{20Dec96@09:25h Intermediate Version}
AC Characteristics
External Bus Arbitration
V_CC = 5 V ± 10 %; V_SS = 0 V
T_A = 0 to +70 °C
for SAB-C167CR-16RM
T_A = -40 to +85 °C for SAF-C167CR-16RM
T_A = -40 to +125 °C for SAK-C167CR-16RM
C_L (for PORT0, PORT1, Port 4, ALE, RD, WR, BHE, CLKOUT) = 100 pF
C_L (for Port 6, CS) = 100 pF
Parameter
HOLD input setup time
to CLKOUT
CLKOUT to HLDA high
or BREQ low delay
CLKOUT to HLDA low
or BREQ high delay
CSx release
CSx drive
Other signals release
Other signals drive
Symbol
t₆₁ SR
Max. CPU Clock
= 20 MHz
min.
max.
20
–
Variable CPU Clock
1/2TCL = 1 to 20 MHz
min.
max.
20
–
t₆₂ CC –
20
–
20
t₆₃ CC –
20
–
20
t₆₄ CC –
20
–
20
t₆₅ CC _-5
25
-5
25
t₆₆ CC _–
20
–
20
t₆₇ CC _-5
25
-5
25
Unit
ns
ns
ns
ns
ns
ns
ns
Semiconductor Group
62