NOTE: Internal Power On Reset sets" />
參數(shù)資料
型號(hào): JLC1562BNG
廠商: ON Semiconductor
文件頁(yè)數(shù): 2/9頁(yè)
文件大小: 0K
描述: IC I/O EXPANDER I2C 8B 16DIP
標(biāo)準(zhǔn)包裝: 500
接口: I²C
輸入/輸出數(shù): 8
中斷輸出:
頻率 - 時(shí)鐘: 100kHz
電源電壓: 4.2 V ~ 6 V
工作溫度: -40°C ~ 85°C
安裝類型: 通孔
封裝/外殼: 16-DIP(0.300",7.62mm)
供應(yīng)商設(shè)備封裝: 16-DIP
包裝: 管件
包括: DAC,POR
JLC1562B
http://onsemi.com
2
Figure 2. Block Diagram
PowerOn
Reset
Latch
VDAC
Latch
W
rite
Buf
fer
NOTE: Internal Power On Reset sets P0 ~ P7 low, sets VDAC to 1/80 VDD
and selects 1/2 VDD for Comparator “B” threshold.
I2C
Bus
Controller
Shift
Register
(PISO)
(SIPO)
Latch
6Bit
DAC
Comp.
A
Comp.
B
P0
P1
P2
P3
P4
P5
P6
P7
VDD
SDA
SCL
A0
A1
A2
8 Bit
6 Bit
5 Bit
3 Bit
(C5C7)
(C0C4)
5 Bit
1/2 VCC
Comparator “B”
Vref
Vref Selector
Bit D6 of Write Data (2)
6:64 DeMUX (1 of 64 Decoder)
Bits D0 D5 of Write Data (2)
Write Data (2)
Vref Value
D6
1
0
Vref = VDAC
V
ref +
40
80
V
DD
Write Data (2)
D5
D4
D3
D2
D1
D0
Vref
1
0
1
0
1
0
1
0
1
0
1
0
1LSB
+ 1
80
V
DD
2
80
V
DD
1
80
V
DD
64
80
V
DD
GND
16 X R65
R64
R63
R40
R39
R2
R1
Pin 1
VDAC
VDD
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