C505 / C505C
C505A / C505CA
AC Characteristics of Programming Mode (C505A-4E and C505CA-4E only)
VDD = 5 V ± 10 %; VPP = 11.5 V ± 5 %; TA = 25 °C ± 10 °C
Parameter
Symbol
PALE pulse width
tPAW
PMSEL setup to PALE rising edge
tPMS
Address setup to PALE, PROG, or PRD
tPAS
falling edge
Address hold after PALE, PROG, or PRD tPAH
falling edge
Address, data setup to PROG or PRD
Address, data hold after PROG or PRD
PMSEL setup to PROG or PRD
PMSEL hold after PROG or PRD
PROG pulse width
PRD pulse width
Address to valid data out
PRD to valid data out
Data hold after PRD
Data float after PRD
PROG high between two consecutive PROG
low pulses
tPCS
tPCH
tPMS
tPMH
tPWW
tPRW
tPAD
tPRD
tPDH
tPDF
tPWH1
PRD high between two consecutive PRD low tPWH2
pulses
XTAL clock period
tCLKP
min.
35
10
10
10
100
0
10
10
100
100
–
–
0
–
1
100
83.3
Limit Values
max.
–
–
–
–
–
–
–
–
–
–
75
20
–
20
–
500
Unit
ns
ns
ns
ns
ns
ns
ns
µs
ns
ns
ns
ns
ns
µs
ns
ns
Data Sheet
76
08.00