NTE6850 データシートの表示（PDF） - NTE Electronics
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NTE6850 Datasheet PDF : 3 Pages
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Electrical Characteristics: (VCC = 5V ± 5%, VSS = 0, TA = 0° to +70°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Input High Voltage
VIH
VSS+2.0 –
VCC
V
Input Low Voltage
Input Leakage Current
R/W, CS0, CS1, CS2,
Enable, RS, RX D, RX C,
CTS, DCD
VIL
Iin Vin = 0 to 5.25V
VSS–0.3 – VSS+0.8 V
–
1.0 2.5 µA
Hi–Z (Off–State) Input Current
D0 – D7
ITSI Vin = 0.4 to 2.4V
–
2.0 10.0 µA
Output High Voltage
D0 – D7
VOH ILoad = 205µA, Enable Pulse Width < 25µs VSS+2.4 –
–
V
Output High Voltage
TX Data, RTS
Output Low Voltage
Output Leakage Current
(Off–State) IRQ
ILoad = 100µA, Enable Pulse Width < 25µs VSS+2. –
–
V
VOL ILoad = 1.6A, Enable Pulse Width < 25µs
ILOH VOH = 2.4V
–
– VSS+0.4 V
–
1.0 10 µA
Internal Power Dissipation
Internal Input Capacitance
D0 – D7
PINT TA = 0°C, Note 2
Cin Vin = 0, TA = +25°C, f = 1MHz
– 300 525 mW
– 10.0 12.5 pF
Internal Input Capacitance
E, TX CLK, RX CLK, R/W,
RS, RX Data, CS0, CS1,
CS2, CTS, DCD
–
7.0 7.5 pF
Output Capacitance
RTS, TX Data
Output Capacitance
IRQ
Cout Vin = 0, TA = +25°C, f = 1MHz
–
–
10 pF
–
–
5
pF
Note 2. For temperatures less than TA = 0°C, PINT maximum will increase.
Serial Data Timing Characteristics:
Parameter
Symbol
Test Conditions
Data Clock Pulse Width, Low
PWCL B16, B64 Modes
B1 Mode
Data Clock Pulse Width, High
PWCH B16, B64 Modes
B1 Mode
Data Clock Frequency
fC B16, B64 Modes
B1 Mode
Data Clock–to–Data Delay for Transmitter
Receive Data Setup Time
Receive Data Hold Time
Interrupt Request Release Time
Request–to–Send Delay Time
Input Rise and Fall Times
tTDD
tRDS
tRDH
tR
tRTS
tr, tf
B1 Mode
B1 Mode
or 10% of the pulse width if smaller
Min Typ Max Unit
600 – 450 ns
900 – 650 ns
600 – 450 ns
900 – 650 ns
– – 0.8 MHz
– – 500 kHz
– – 600 ns
250 – – ns
250 – – ns
– – 1.2 µs
– – 560 ns
– – 1.0 µs
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