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SED1520 Series
EPSON 2–25
SED1520
Series
• Display Control Signal Timing
Input
Ta = –20 to 75 deg. C, V
SS = –5.0 V ±10% unless stated otherwise
Rating
Parameter Symbol Condition Unit Signal
Min. Typ. Max.
Low-level pulsewidth t
WLCL 35 — — µs
High-level pulsewidth t
WHCL 35 — — µs
CL
Rise time t
r — 30 150 ns
Fall time t
f — 30 150 ns
FR delay time t
DFR –2.0 0.2 2.0 µsFR
VSS = –2.7 to –4.5 V, Ta = –20 to +75°C
Rating
Parameter Symbol Condition Unit Signal
Min. Typ. Max.
Low-level pulse width t
WLCL —70——µs
High-level pulse width t
WHCL —70——µs
CL
Rise time t
r — — 60 300 ns
Fall time t
f — — 60 300 ns
FR delay time t
DFR — –4.0 0.4 4.0 µsFR
Note: The listed input t
DFR applies to the SED1520 and SED1521 and SED1522 in slave mode.
Output
Ta = –20 to 75 deg. C, VSS = –5.0 V ±10% unless stated otherwise
Rating
Parameter Symbol Condition Unit Signal
Min. Typ. Max.
FR delay time t
DFR CL = 100 pF — 0.2 0.4 µsFR
VSS = –2.7 to –4.5 V, Ta = –20 to +75°C
Rating
Parameter Symbol Condition Unit Signal
Min. Typ. Max.
FR delay time t
DFR CL = 100 pF — 0.4 0.8 µsFR
Notes: 1. The listed output t
DFR applies to the SED1520 and SED1522 in master mode.
t
WLCL
t
DFR
CL
FR
t
WHCL
t f
t r