DS5000FP_1 Datasheet, PDF (16/22 Pages) Dallas Semiconductor – Soft Microprocessor Chip

AC CHARACTERISTICS (continued)
PARALLEL PROGRAM LOAD TIMING
# PARAMETER
40 Oscillator Frequency
41 _{Address Setup to PROG Low}
42 _{Address Hold after PROG High}
43 _{Data Setup to PROG Low}
44 _{Data Hold after PROG High}
45 P2.7, 2.6, 2.5 Setup to V_PP
46 _{VPP Setup to PROG Low}
47 _{VPP Hold after PROG Low}
48 _{PROG Width Low}
49 Data Output from Address Valid
50 Data Output from P2.7 Low
51 Data Float after P2.7 High
52 _{Delay to Reset/ PSEN Active after Power On}
53 _{Reset/ PSEN Active (or Verify Inactive) to}
V_PP High
54 V_PP Inactive (Between Program Cycles)
55 Verify Active Time
DS5000FP
(T_A = 0°C to +70°C; V_CC = 5V ± 5%)
SYMBOL MIN
MAX UNITS
1/t_CLK
1.0
12.0
MHz
t_AVPRL
0
t_PRHAV
0
t_DVPRL
0
t_PRHDV
0
t_P27HVP
0
t_VPHPRL
0
t_PRHVPL
0
t_PRW
2400
t_CLK
t_AVDV
48
t_CLK
1800*
t_DVP27L
48
t_CLK
1800*
t_P27HDZ
0
48
t_CLK
1800*
t_PORPV
21504
t_CLK
t_RAVPH
1200
t_CLK
t_VPPPC
1200
t_CLK
t_VFT
48
t_CLK
2400*
*Second set of numbers refers to expanded memory programming up to 32k bytes.
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