DS5000 Dallas Semiconducotr, DS5000 Datasheet - Page 15

• Manufacturer Part Number: DS5000
• Description: Soft Microcontroller Module
• Manufacturer: Dallas Semiconducotr

AC CHARACTERISTICS (cont’d)
PARALLEL PROGRAM LOAD TIMING
* Second set of numbers refers to expanded memory programming up to 32K bytes.
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
#
PARAMETER
Oscillator Frequency
Address Setup to PROG Low
Address Hold after PROG High
Data Setup to PROG Low
Data Hold after PROG High
P2.7, 2.6, 2.5 Setup to V
V
V
PROG Width Low
Data Output from Address Valid
Data Output from P2.7 Low
Data Float after P2.7 High
Delay to Reset/PSEN Active after
Power–On
Reset/PSEN Active (or Verify Inactive) to
V
V
Verify Active Time
PP
PP
PP
PP
Setup to PROG Low
Hold after PROG Low
High
Inactive (Between Program Cycles)
PP
SYMBOL
t
t
t
t
t
t
t
t
t
VPHPRL
PRHVPL
t
t
t
P27HVP
P27HDZ
1/t
DVP27L
PRHAV
PRHDV
PORPV
RAVPH
VPPPC
AVPRL
DVPRL
t
t
AVDV
t
PRW
VFT
CLK
21504
2400*
2400
1200
1200
MIN
1.0
48
0
0
0
0
0
0
0
0
(t
A
= 0 C to70 C; V
1800*
1800*
1800*
MAX
12.0
48
48
48
CC
= 5V + 5%)
UNITS
021998 15/19
MHz
t
t
t
t
t
t
t
t
DS5000(T)
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK