C511_1 Datasheet, PDF (122/128 Pages) Siemens Semiconductor Group – 8-Bit CMOS Microcontroller

Device Specifications
10.3.5 ROM Verification Characteristics (only C511/C511A/C513/C513A)
Parameter
Address to valid data
ENABLE to valid data
Data float after ENABLE
Oscillator frequency
Symbol
min.
t_AVQV
–
t_ELQV
–
t_EHQZ
0
1/t_CLCL 4
Limit Values
max.
48t_CLCL
48t_CLCL
48t_CLCL
6
P1.0 - P1.7
P2.0 - P2.4
Port 0
P2.7
ENABLE
t _ELQV
Address
t _AVQV
Data OUT
t _EHQZ
MCT00049
Address: P1.0 - P1.7 = A0 - A7
P2.0 - P2.4 = A8 - A12
Data: P0.0 - P0.7 = D0 - D7
Inputs: P2.5 - P2.6, PSEN = V_SS
ALE, EA = V _IH
RESET = V_SS
Unit
ns
ns
ns
MHz
Device Type ROM Size
C511
C511A
C513
C513A
2.5 KB
4 KB
8 KB
12/16 KB
Active Address
Lines at Port 2
P2.0 - P2.3 = A8 - A11
P2.0 - P2.3 = A8 - A11
P2.0 - P2.4 = A8 - A12
P2.0 - P2.5 = A8 - A13
Inactive Address
Lines at Port 2
P2.4 - P2.6 = V_SS
P2.4 - P2.6 = V_SS
P2.5 - P2.6 = V_SS
P2.6 = V_SS
Figure 10-6
ROM Verification Timing
Semiconductor Group
10-10