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STE2002 Datasheet, PDF (42/51 Pages) STMicroelectronics – 81 X 128 SINGLE CHIP LCD CONTROLLER / DRIVER
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STE2002
ELECTRICAL CHARACTERISTICS (continued)
AC OPERATION
(VDD1 = 1.7 to 3.6V; VDD2 = 1.75 to 4.2V; Vss1,2 = 0V; VLCD = 4.5 to 11V; Tamb =-40 to 85°C; unless otherwise specified)
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
PARALLEL INTERFACE
TCY(EN) Enable Cycle Time
VDD1 = 1.7V; Write; note 2, 6
150
ns
TW(EN) Enable Pulse width
60
ns
TSU(A) Address Set-up Time
30
ns
TH(A) Address Hold Time
40
ns
TSU(D) Data Set-Up Time
30
ns
TH(D) Data Hold Time
30
ns
TSU(D) Data Set-Up Time in read Mode
100
ns
THU(D) Data Hold Time In Read mode
100
ns
Figure 50. Parallel interface Write timing
PD/C
E
DB0-DB7
tSU(A)
tW(en)
th(A)
tSU(D) tHO(D)
tCY(en)
R/W
WRITE
Figure 51. Parallel interface Read timing
PD/C
E
DB0-DB7
Don't Care
tSU(A)
tW(en)
th(A)
tSUR(D)
tHOR(D)
tCY(en)
R/W
READ
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