UPD72001-A8 NEC [NEC], UPD72001-A8 Datasheet - Page 23

• Manufacturer Part Number: UPD72001-A8
• Description: MULTI-PROTOCOL SERIAL CONTROLLERS
• Manufacturer: NEC [NEC]

Interrupt control:
Modem control:
INTAK low-pulse width
INTAK high-pulse width
PRI
INT
2nd INTAK
SR2B read RD
PRI setup time (vs. INTAK )
PRI hold time (vs. INTAK )
PRI setup time (vs. INTAK )
PRI hold time (vs. INTAK )
INTAK
INTAK
CTS, DCD, SYNC
pulse width
CTS, DCD, SYNC
STR
Note Measured value with 2-k
X
C, TR
PRO delay time
PRO
data output delay time
data float delay time
X
C
Parameter
Parameter
delay time
INT
SYNC setup time
INT
INT delay time
delay time
delay time
High
Low
pull-up resistor and 100-pF load capacitance connected
Symbol
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
SSYRC
DPIPO
DIQPO
DRDIQ
SPIIA1
HIAPI1
SPIIA2
HIAPI2
t
DIAIQ
WIAH
WMH
DMIQ
WIAL
DIAD
FIAD
WML
INT output level = 0.8 V
INT output level = 1.8 V
INT output level
= 0.8 V
INT output level = 1.8 V
When vector output is enabled
When vector output
is disabled
COP external synchronization
Note
Condition
Condition
T
T
T
T
A
A
A
A
Note
Note
Note
= –10 to +70 C
= –40 to +85 C
= –10 to +70 C
= –40 to +85 C
PD72001-11, 72001-A8
MIN.
MIN.
150
150
–20
20
20
20
25
10
Rated Value
Rated Value
0
2
2
0
MAX.
MAX.
+50
120
300
170
180
350
120
130
50
2
2
Unit
Unit
t
t
t
t
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
CYK
CYK
CYK
CYK
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