VDD = 1.8 V to 3.3 V, TA = 40°C" />
參數(shù)資料
型號： ADP5589ACPZ-02-R7
廠商： Analog Devices Inc
文件頁數(shù)： 23/52頁
文件大?。?/td> 0K
描述： IC KEY DECODER 19I/O EXP 24LFCSP
標(biāo)準(zhǔn)包裝： 1,500
應(yīng)用： 小鍵盤輸入，輸入/輸出擴展
接口： I²C
電源電壓： 1.65 V ~ 3.6 V
封裝/外殼： 24-WFQFN 裸露焊盤，CSP
供應(yīng)商設(shè)備封裝： 24-LFCSP-WQ（3.5x3.5）
包裝： 帶卷 (TR)
安裝類型： 表面貼裝
Data Sheet
ADP5589
Rev. B | Page 3 of 52
SPECIFICATIONS
VDD = 1.8 V to 3.3 V, TA = 40°C to +85C, unless otherwise noted.1
Table 1.
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
SUPPLY VOLTAGE
VDD Input Voltage Range
VDD
1.65
3.6
V
Undervoltage Lockout Threshold
UVLOVDD
UVLO active, VDD falling
1.2
1.3
V
UVLO inactive, VDD rising
1.4
1.6
V
SUPPLY CURRENT
Standby Current
ISTNBY
VDD = 1.65 V
1
4
μA
VDD = 3.3 V
1
10
A
Operating Current (One Key Press)
ISCAN = 10 ms
CORE_FREQ = 50 kHz, scan active,
300 k pull-up, VDD = 1.65 V
30
40
A
ISCAN = 10 ms
CORE_FREQ = 50 kHz, scan active,
100 k pull-up, VDD = 1.65 V
35
45
A
ISCAN = 10 ms
CORE_FREQ = 50 kHz, scan active,
300 k pull-up, VDD = 3.3 V
75
85
μA
ISCAN = 10 ms
CORE_FREQ = 50 kHz, scan active,
100 k pull-up, VDD = 3.3 V
80
90
μA
PULL-UP, PULL-DOWN RESISTANCE
Pull-Up Option 1
50
100
150
k
Pull-Up Option 2
150
300
450
k
Pull-Down
150
300
450
k
INPUT LOGIC LEVEL (RST, SCL, SDA, R0, R1, R2, R3, R4,
R5, R6, R7, C0, C1, C2, C3, C4, C5, C6, C7, C8, C9, C10)
Logic Low Input Voltage
VIL
0.3 × VDD V
Logic High Input Voltage
VIH
0.7 × VDD
V
Input Leakage Current (Per Pin)
VI-Leak
0.1
1
A
PUSH-PULL OUTPUT LOGIC LEVEL (R0, R1, R2, R3, R4,
R5, R6, R7, C0, C1, C2, C3, C4, C5, C6, C7, C8, C9, C10)
Logic Low Output Voltage2
VOL
Sink current = 10 mA
0.4
V
Logic Low Output Voltage3
VOL
Sink current = 10 mA
0.5
V
Logic High Output Voltage
VOH
Source current = 5 mA
0.7 × VDD
V
Logic High Leakage Current (Per Pin)
VOH-Leak
0.1
1
A
OPEN-DRAIN OUTPUT LOGIC LEVEL (INT, SDA)
Logic Low Output Voltage (INT)
VOL
ISINK = 10 mA
0.4
V
Logic Low Output Voltage (SDA)
VOL
ISINK = 20 mA
0.4
V
Logic High Leakage Current (Per Pin)
VOH-Leak
0.1
1
A
Logic Propagation Delay
125
300
ns
FF1 Hold Time4
0
ns
FF1 Setup Time4
175
ns
FF2 Hold Time4
0
ns
FF2 Setup Time4
175
ns
GPIO Debounce4
70
s
Internal Oscillator Frequency5
OSCFREQ
900
1000
1100
kHz
I2C TIMING SPECIFICATIONS
Delay from UVLO/Reset Inactive to I2C Access
60
s
SCL Clock Frequency
fSCL
0
1000
kHz
SCL High Time
tHIGH
0.26
s
SCL Low Time
tLOW
0.5
s
Data Setup Time
tSU; DAT
50
ns
Data Hold Time
tHD; DAT
0
s
Setup Time for Repeated Start
tSU; STA
0.26
s
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