參數(shù)資料
型號(hào): HCS473PROM
廠商: Microchip Technology Inc.
英文描述: IC EEPROM SPI BUS 32KBIT 8-SOIC
中文描述: 跳碼編碼器和轉(zhuǎn)發(fā)器
文件頁數(shù): 52/68頁
文件大?。?/td> 1629K
代理商: HCS473PROM
HCS473
DS40035C-page 50
Preliminary
2002 Microchip Technology Inc.
TABLE 7-1:
DC CHARACTERISTICS: HCS473
DC Characteristics
All pins except power supply pins
Standard Operating Conditions (unless otherwise stated)
Operating Temperature
0
°
C
T
A
+70
°
C (Commercial)
-20
°
C
T
A
+85
°
C (Industrial)
Param
No.
Sym
Characteristic
Min
Typ
Max
Units
Conditions
D001
V
DD
Supply Voltage
2.05
(2)
5.5
V
D003
V
POR
V
DD
Start Voltage
to ensure
internal Power-on Reset sig-
nal
V
SS
V
Cold RESET
D004
SV
DD
V
DD
Rise Rate
to ensure
internal Power-on Reset sig-
nal
0.05
*
V/ms
D005
V
BOR
Brown-out Reset Voltage
Supply Current
(2)
1.9
2
V
I
DD
D010
D010B
1.0
5
mA
F
OSC
= 4 MHz, V
DD
= 5.5V
(3)
F
OSC
= 4 MHz, V
DD
= 3.5V
(3)
2.0
mA
D021A
I
SS
Shutdown Current
0.1
1.0
μ
A
V
DD
= 5.5V
I
DD
Transponder Current
D022
4.2
8
μ
A
V
DD
= V
DDT
= 5.5V, no LC
signals
D022A
3.5
6
μ
A
V
DD
= V
DDT
= 3.0V, no LC
signals
7.5
25
μ
A
V
DD
= V
DDT
= 3V, Active LC
signals
V
IL
Input Low Voltage
Input Pins
D030
With TTL Buffer
Vss
0.8
V
4.5V
V
DD
5.5V
D030A
Vss
0.15V
D
D
V
Otherwise
D031
With Schmitt Trigger Buffer
Vss
0.2V
DD
V
V
IH
Input High Voltage
Input Pins
D040
D040A
With TTL Buffer
2.0
(0.25
V
DD
+0.8)
V
DD
V
DD
V
V
4.5V
V
DD
5.5V
Otherwise
D041
With Schmitt Trigger Buffer
0.8 V
DD
V
DD
V
V
TOL
Input Threshold Voltage
D053
V
LOW
detect tolerance
+250
mV
VLOWSEL = 2.2V
+400
mV
VLOWSEL = 3.3V
I
IL
Input Leakage Current
D060
Input Pins
±
1
μ
A
Vss
V
PIN
V
DD
, Pin at Hi-
impedance, no pull-downs
enabled
D061
LED
±
5
μ
A
Vss
V
PIN
V
DD
V
OL
Output Low Voltage
D080
Output Pins
0.6
V
I
OL
= 8.5 mA, V
DD
= 4.5V
V
OH
Output High Voltage
D090
Output Pins
V
DD
-0.7
V
I
OH
= -3.0 mA, V
DD
= 4.5V
D091
LED
1.5
V
I
OH
= -0.5 mA, V
DD
= 4.5V
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