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參數(shù)資料
| 型號(hào)： | VRC4171A |
| 廠商： | NEC Corp. |
| 英文描述： | Companion Chip for VR4100 Family MIPS RISC Microprocessor(VR4100系列RSIC微處理器的配對(duì)芯片) |
| 中文描述： | 同伴芯片為VR4100家庭的MIPS RISC微處理器（VR4100系列重結(jié)晶微處理器的配對(duì)芯片） |
| 文件頁(yè)數(shù)： | 4/16頁(yè) |
| 文件大?。?/td> | 114K |
| 代理商： | VRC4171A |
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4
V
RC
4171A Companion Chip
Caution:
Exposure to absolute maximum ratings for extended periods may affect device reliability;
exceeding the rating could cause permanent damage. Do not operate the device outside the
recommended operating conditions.
Note:
Values include package capacitance.
Table 1. Absolute Maximum Ratings
Parameter
Specification
Power supply voltage, V
DD
–0.5 to +4.6 volts
Input voltage, V
I
3.3-volt input buffer (at V
I
< V
DD
+ 0.5 volt)
–0.5 to +4.6 volts
3.3-volt fail-safe buffer (at V
I
< V
DD
+ 0.5 volt)
–0.5 to +4.6 volts
5-volt tolerant (at V
I
< V
DD
+ 3.0 volts)
–0.5 to +6.6 volts
Output voltage, V
O
3.3-volt output buffer (at V
O
< V
DD
+ 0.5 volt)
–0.5 to +4.6 volts
5-volt tolerant buffer (at V
O
< V
DD
+ 3.0 volts)
–0.5 to +6.6 volts
5-volt open-drain output buffer (at V
O
< V
DD
+ 3.0 volts)
–0.5 to +6.6 volts
Latch-up current, I
LATCH
>1 A (typical)
Operating temperature, T
OPT
–40 to +85°C
Storage temperature, T
STG
–65 to +125°C
Table 2. Recommended Operating Conditions (
V
DD
= 3.3 V ±0.165 V: T
A
= 0 to +70°C)
3.3-Volt Interface Block
5-Volt Interface Block
Parameter
Symbol
Min.
Typ.
Max.
Min.
Max.
Unit
I/O power supply voltage
V
DD
3.135
3.3
3.465
V
Junction temperature
T
j
0
+100
0
+100
°C
High-level input voltage
V
IH
2.0
V
DD
2.0
5.5
V
Low-level input voltage
V
IL
0
0.8
0
0.8
V
Positive trigger voltage
V
P
1.50
2.70
2.20
2.55
V
Negative trigger voltage
V
N
0.60
1.4
0.84
1.01
V
Hysteresis voltage
V
H
1.10
1.5
1.10
1.5
V
Input rise/fall time
t
R
, t
F
0
200
0
200
ns
Input rise/fall time, Schmitt
t
R
, t
F
0
10
0
10
ns
I/O power supply voltage
V
DD
Table 3. Input/Output Capacitance (
V
DD
= V
I
= 0 V; f = 1 MHz)
Terminal
Symbol
Typ.
Max.
Unit
Input
C
IN
10
20
pF
Output
C
OUT
10
20
pF
I/O
C
I/O
10
20
pF
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