UPD4992GS Просмотр технического описания (PDF) - NEC => Renesas Technology
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UPD4992GS Datasheet PDF : 16 Pages
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µPD4992
ABSOLUTE MAXIMUM RATINGS (VSS = 0 V)
Item
Symbol
Ratings
Unit
Supply voltage
VDD
–0.3 to 7.0
V
Input voltage range
VIN
–0.3 to VDD + 0.3
V
Output pin withstand voltage
VOUT
7.0
V
Low level output current
IOUT
30
mA
(N ch Open Drain)
Operating temperature range
Topt
–40 to +85
°C
Storage temperature range
Tstg
–65 to +125
°C
ELECTRICAL CHARACTERISTICS
(VSS = 0 V, f = 32.768 kHz, CG = CD = 20 pF, Ci = 20k ohms, Ta = –40 to +85 °C)
Item
Operating voltage range
High level input voltage
Low level input voltage
Supply current
Supply current
Input leakage current
High level output voltage
Low level output voltage
Low level output voltage
High level leakage current
Symbol
Condition
VDD
VIH
VIL
IDD
VDD = 5.5 V, VIN = VSS
IDD
VDD = 2.4 V, VIN = VSS
ILI
VDD = 5.5 V, VIN = VDD or VSS
VOH IOH = –1.0 mA
VOL1 IOL = 2.0 mA
VOL2 IOL = 1.0 mA (N ch Open Drain)
ILOH TPout = VDD (N ch Open Drain)
SWITCHING CHARACTERISTICS
MIN. TYP.* MAX. Unit
2.4
5.5
V
0.7 VDD
VDD
V
VSS
0.3 VDD
V
2
6
µA
0.6
2
µA
±1 × 10–5 ±1.0
µA
2.4
4.3
V
0.1
0.4
V
0.4
V
4 × 10–5 1.0
µA
*: Ta = +25 °C
WRITE CYCLE (unless otherwise specified VDD = 5 V ± 10 %, Ta = –40 to +85 °C)
Item
Cycle time
CS-WR reset time
Address - WR reset time
Address - WR set up time
Write pulse width
Address hold time
Input data set up time
Input data hold time
WR - output floating time
Symbol
tWC
tCW
tAW
tAS
tWP
tWR
tDW
tDH
tWHZ
Condition
MIN. TYP. MAX. Unit
150
120
120
0
90
ns
20
50
0
50
3
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