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HD6433644R Datasheet(PDF) 176 Page - Renesas Technology Corp

Part # HD6433644R
Description  8-Bit Single-Chip Microcomputer
PDF  549 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD6433644R Datasheet(HTML) 176 Page - Renesas Technology Corp

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Section 6 ROM
Rev. 6.00 Sep 12, 2006 page 156 of 526
REJ09B0326-0600
Table 6.16 AC Characteristics in PROM Mode
(Conditions: VCC = 5.0 V ±10%, VPP = 12.0 V ±0.6 V, VSS = 0 V, Ta = 25°C ±5°C)
Item
Symbol
Min
Typ
Max
Unit
Test
Conditions
Command write cycle
tCWC
120
ns
Figure 6.20
Address setup time
tAS
0
ns
Figure 6.21*
Address hold time
tAH
60
ns
Figure 6.22
Data setup time
tDS
50
ns
Data hold time
tDH
10
ns
CE setup time
tCES
0
ns
CE hold time
tCEH
0
ns
VPP setup time
tVPS
100
ns
VPP hold time
tVPH
100
ns
WE programming pulse width
tWEP
70
ns
WE programming pulse high time
tWEH
40
ns
OE setup time before command write tOEWS
0
ns
OE setup time before verify
tOERS
6
µs
Verify access time
tVA
500
ns
OE setup time before status polling
tOEPS
120
ns
Status polling access time
tSPA
120
ns
Program wait time
tPPW
25
µs
Erase wait time
tET
9
11
ms
Output disable time
tDF
0
40
ns
Total auto-erase time
tAET
0.5
30
s
Notes: The
CE, OE, and WE pins should be driven high during transitions of VPP from 5 V to 12 V
and from 12 V to 5 V.
* Input pulse level: 0.45 V to 2.4 V
Input rise time and fall time ≤ 10 ns
Timing reference levels: 0.8 V and 2.0 V for input; 0.8 V and 2.0 V for output



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