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HD61830 Datasheet, PDF (38/43 Pages) Hitachi Semiconductor – LCDC (LCD Timing Controller) | |||
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HD61830/HD61830B
HD61830B MPU Interface (VCC = 5V ±10%, GND = 0V, Ta = â20 to +75°C)
Item
Symbol Min
Typ
Enable cycle time
t CYC
1.0
â
Enable pulse width
High level
t WEH
0.45
â
Low level
t WEL
0.45
â
Enable rise time
t Er
â
â
Enable fall time
t Ef
â
â
Setup time
t AS
140
â
Data setup time
t DSW
225
â
Data delay time
t DDR
â
â
Data hold time
t DHW
10
â
Address hold time
t AH
10
â
Output data hold time
t DH
20
â
Note: * The following load circuit is connected for specification:
tCYC
tWEH
tWEL
2.2V
E
0.8V
tEr
tEf
tAS
tAH
CS, R/W, RS
2.2V
0.8V
tDSW tDHW
Max
â
â
â
25
25
â
â
225
â
â
â
DB0âDB7
(MPUâHD61830B)
DB0âDB7
(MPUâHD61830B)
2.2V
0.8V
tDDR
tDH
2.4V
0.4V
Unit
µs
µs
µs
ns
ns
ns
ns
ns *
ns
ns
ns
Test point
R
VCC
D1 RL
D2
C D3
D4
RL = 2.4 kâ¦
R = 11 kâ¦
C = 130 pF (C includes jig capacitance)
Diodes D1 to D4 : 1S2074 H
38
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