HD66520 Datasheet, PDF (41/45 Pages) Hitachi Semiconductor – 160-Channel 4-Level Grayscale Display Column Driver with Internal Bit-Map RAM

HD66520T
AC Characteristics 1 (V_CC = 3.0 to 5.5V, GND = 0V, V_CC–V_EE = 8 to 28V, Ta = –20 to +75°C)
• Display-Data Transfer Timing
No. Item
Symbol
(1)
Clock cycle time
t_CYC
(2)
CL1 high-level width t_CWH
(3)
CL1 low-level width
t_CWL
(4)
CL1 rise time
t_r
(5)
CL1 fall time
t_f
(6)
FLM setup time
t_FS
(7)
FLM hold time
t_FH
Notes: 1.
Applicable Pins Min
CL1
10
CL1
1.0
CL1
1.0
CL1
—
CL1
—
FLM, CL1
2.0
FLM, CL1
1.0
Max
Unit
Notes
—
µs
1
—
µs
—
µs
50
ns
50
ns
—
µs
—
µs
CL1
FLM
(4) t_{r (2) tCWH} (5) t_{f (3) tCWL}
0.8 V_CC
0.2 V_CC
(6) t_FS
(7) t_FH
0.8 V_CC
f_CYC = 1/t_CYC
Max: 100 kHz
(1) t_CYC
When executing draw access with burst transfer, the period described in the restrains must be
satisfied in the relationship with the arbitration control.
1054