参数资料
型号: RTC-7301SFB
元件分类: 时钟/数据恢复及定时提取
英文描述: REAL TIME CLOCK, PDSO24
封装: SSOP-24
文件页数: 26/28页
文件大小: 274K
代理商: RTC-7301SFB
RTC - 7301 SF / DG
Page - 4
MQ332-05
5-4-2. DC characteristics (2)
*
Unless specified otherwise : GND=0 V , VDD=1.6 V to 5.5 V , Ta=
40 °C to +85 °C
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
VIH1
2.2
VDD+0.3
V
Input voltage ( 1 )
VIL1
VDD=4.5 V
to 5.5 V
/CS0, FCON, /RD, /WR
A0-A3, D0-D3 pins
GND
0.3
0.8
V
VIH2
0.8VDD
VDD+0.3
V
Input voltage ( 2 )
VIL2
VDD=2.4 V
to 3.6 V
/CS0, FCON, /RD, /WR
A0-A3, D0-D3 pins
GND
0.3
0.2VDD
V
VIH3
0.8VDD
VDD+0.3
V
Input voltage ( 3 )
VIL3
VDD=1.6 V
to 5.5 V
CS1 pin
GND
0.3
0.2VDD
V
Input leakage current
ILEK
/CS0:VIN=VDD, CS1:VIN=GND
FCON, /RD, /WR, A0-A3 : VIN=VDD or GND
0.5
A
Note) There is no FCON pin on the RTC-7301DG so standards for the FCON pin within the conditions described above
do not apply.
5-4-3. DC characteristics (3)
*
Unless specified otherwise : GND=0 V , VDD=1.6 V to 5.5 V , Ta=
40 °C to +85 °C
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Pull-up resistor ( 1 )
RUP1
VDD=5 V
75
150
300
k
Pull-up resistor ( 2 )
RUP2
VDD=3 V
/CS0 pin
VIN=GND
150
300
600
k
Pull-down resistor ( 1 )
RDWN1
VDD=5 V
20
40
80
M
Pull-down resistor ( 2 )
RDWN2
VDD=3 V
CS1 pin, VIN=VDD
42.5
85
170
M
Pull-down resistor ( 3 )
RDWN3
VDD=5 V
CS1 pin, VIN=0.5 V
30
60
120
k
Pull-down resistor ( 4 )
RDWN4
VDD=3 V
CS1 pin, VIN=0.5 V
55
110
220
k
"H" Output voltage ( 1 )
VOH1
VDD=5 V
4.5
5.0
V
"H" Output voltage ( 2 )
VOH2
VDD=3 V
IOH=
1 mA
D0-D3, FOUT pin
2.0
3.0
V
"H" Output voltage ( 3 )
VOH3
VDD=3 V
IOH=
100 A
D0-D3, FOUT pin
2.9
3.0
V
"L" Output voltage ( 1 )
VOL1
VDD=5 V
0
0.5
V
"L" Output voltage ( 2 )
VOL2
VDD=3 V
IOL= 1 mA
D0-D3, FOUT pin
0
0.8
V
"L" Output voltage ( 3 )
VOL3
VDD=3 V
IOL= 100
A
D0-D3, FOUT pin
0
0.1
V
"L" Output voltage ( 4 )
VOL4
VDD=5 V
IOL= 1 mA
0
0.25
V
"L" Output voltage ( 5 )
VOL5
VDD=3 V
/IRQ pin
0
0.4
V
Output leakage current
IOZ
D0-D3, /IRQ, FOUT pin
VOUT=VDD or GND
- 0.5
0.5
A
5-5. Pin capacity characteristics
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Address input capacity
CADD
A0 to A3 pins
8
pF
Data input capacity
CDATA
D0 to D3 pins
15
pF
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