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參數(shù)資料
| 型號： | ADP5587CP-EVALZ |
| 廠商： | Analog Devices Inc |
| 文件頁數(shù)： | 18/24頁 |
| 文件大?。?/td> | 0K |
| 描述： | EVAL BOARD FOR ADP5587 |
| 標準包裝： | 1 |
| 主要目的： | 接口，GPIO 擴展器 |
| 嵌入式： | 否 |
| 已用 IC / 零件： | ADP5587 |
| 主要屬性： | 8 位 18 端口 GPIO 擴展器 |
| 次要屬性： | I²C 接口 |
| 已供物品： | 板 |
| 相關(guān)產(chǎn)品： | ADP5587ACBZ-R7DKR-ND - IC I/O EXPANDER/KEYBRD CTRLR ADP5587ACBZ-R7CT-ND - IC I/O EXPANDER/KEYBRD CTRLR ADP5587ACBZ-R7TR-ND - IC I/O EXPANDER/KEYBRD CTRLR ADP5587ACPZ-R7DKR-ND - IC EXPANDER/KEYBOARD CTRLR ADP5587ACPZ-R7CT-ND - IC EXPANDER/KEYBOARD CTRLR ADP5587ACPZ-R7TR-ND - IC EXPANDER/KEYBOARD CTRLR |
Data Sheet
ADP5587
Rev. D | Page 3 of 24
SPECIFICATIONS
TA = TJ = 40°C to +85°C, unless otherwise noted.
DC CHARACTERISTICS
Table 1. General DC Electrical Characteristics
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
SUPPLY VOLTAGE
VCC Input Voltage Range
VCC
1.65
3.6
V
Supply Current1
ICC
VCC = 1.8 V to 3.0 V, TA = 40°C to +85°C
1
10
μA
With One Key Press
ICC
VCC = 1.8 V, TA = 40°C to +85°C
55
90
μA
ICC
VCC = 3.0 V, TA = 40°C to +85°C
100
200
μA
With GPI Low (Pull-Up Enabled)2
ICC
VCC = 1.8 V to 3.0 V, TA = 40°C to +85°C
20
50
μA
With GPI Low (Pull-Up Disabled)
ICC
VCC = 1.8 V to 3.0 V, TA = 40°C to +85°C
2
10
μA
With One GPO Active3
ICC
VCC = 1.8 V, TA = 40°C to +85°C
50
μA
OSCILLATOR CURRENT
Oscillator Current (Enabled)
ICC
VCC = 1.8 V to 3.0 V
40
μA
1
Operating current measured with I/Os defaulting as GPIs, with all pull-ups enabled and all inputs open.
2
With one GPI low.
3
Load = 100 kΩ.
Table 2. I/O DC Electrical Characteristics
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
INPUT LOGIC LEVELS (SCL, SDA, RST, C0 to C9, R0 to R7)1
Logic Low Input Voltage
VIL
1.8 V ≤ VIO ≤ 3.0 V
0.3 × VCC
V
Logic High Input Voltage
VIH
1.8 V ≤ VIO ≤ 3.0 V
0.7 × VCC
V
Schmitt Trigger Hysteresis
VHYST
0.10
V
Input Leakage Current
VI-LEAKAGE
1.8 V ≤ VIO ≤ 3.0 V
1
+1
A
OUTPUT LOGIC LEVELS (C0 to C9, R0 to R7)
Logic Low Output Voltage
VOL
ISINK = 1 mA
0.40
V
Output High Voltage
VOH
ISOURCE = 1 mA
VCC 0.3 V
V
OUTPUT LOGIC LEVELS (INT, SDA)
Output Low Voltage
VOL
ISINK = 3 mA,
1.8 V ≤ VCC ≤ 3.0 V
0.40
V
Output High Voltage
VOH
1.8 V ≤ VCC ≤ 3.0 V
0.7 × VCC
V
Logic High Leakage Current
VO-LEAKAGE
1.8 V ≤ VCC ≤ 3.0 V
0.1
1
A
PULL-UP RESISTANCE FOR GPIOs (C0 to C9, R0 to R7)2
RPULL-UP
100
kΩ
1
Power-up default current. All I/Os default to GPIs and are open; C8 and C9 default to GPIs; I2C is idle.
2
GPIO internal pull-ups are approximately 100 kΩ.
Table 3. Capacitance Loading1
Parameter
Symbol
Min
Typ
Max
Unit
I/O Input Capacitance
CIN
1
10
pF
I/O Output Loading Capacitance
COUT
50
pF
Capacitive Load for Each Bus Line
CB2
400
pF
1
Guaranteed by design.
2
CB = total capacitance of one bus line in picofarads.
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