th Oct. 2009 11 www.semtech.com SX1507/SX1508/SX1509 W" />
參數(shù)資料
型號(hào): SX1508IULTRT
廠商: Semtech
文件頁(yè)數(shù): 3/41頁(yè)
文件大?。?/td> 0K
描述: IC GPIO EXPANDER I2C 8CH 20QFN
特色產(chǎn)品: SX1508/SX1509 GPIO Expanders
標(biāo)準(zhǔn)包裝: 1
接口: I²C
輸入/輸出數(shù): 8
中斷輸出:
頻率 - 時(shí)鐘: 400kHz
電源電壓: 1.2 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-UFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 20-QFN-UT(3x3)
包裝: 標(biāo)準(zhǔn)包裝
包括: LED 驅(qū)動(dòng)器 / 小鍵盤引擎
其它名稱: SX1508IULDKR
ADVANCED COMMUNICATIONS & SENSING
Rev 1 – 30
th Oct. 2009
11
www.semtech.com
SX1507/SX1508/SX1509
World’s Lowest Voltage Level Shifting GPIO
with LED Driver and Keypad Engine
3
TYPICAL OPERATING CHARACTERISTICS
Figure 3 – Typical Operating Characteristics
Fosc vs.Temperature (VDDM = 3.6V)
1.3
1.5
1.7
1.9
2.1
2.3
2.5
-50
-30
-10
10
30
50
70
90
Temp (
oC)
F
o
s
c
(M
H
z
)
SX1509 IDDM vs.Temperature (VDDM = 3.6V, Oscillator Enabled)
330
335
340
345
350
355
360
365
370
-50
-30
-10
10
30
50
70
90
Temp (
oC)
ID
D
M
(u
A
)
VOL vs.Temperature (VCCx = 3.6V, IOL = 15mA)
0
0.05
0.1
0.15
0.2
0.25
0.3
-50
-30
-10
10
30
50
70
90
Temp (
oC)
V
O
L
(V
)
VOH vs. Temperature (VCCx = 3.6V, IOH = 8mA)
3.2
3.25
3.3
3.35
3.4
3.45
3.5
3.55
3.6
-50
-30
-10
10
30
50
70
90
Temp (
oC)
V
O
H
(V
)
SX1509 IDDM vs.VDDM (Oscillator Enabled)
100
120
140
160
180
200
220
240
260
280
300
320
340
360
1.3
1.5
1.7
1.9
2.1
2.3
2.5
2.7
2.9
3.1
3.3
3.5
VDDM (V)
ID
D
M
(u
A
)
VOH vs. IOH (VDDM = 3.6V, Temp 25C)
3.2
3.25
3.3
3.35
3.4
3.45
3.5
3.55
3.6
-8
-7
-6
-5
-4
-3
-2
-1
0
IOH (mA)
V
O
H
(V
)
VOL vs. IOL (VCCx = 3.6V, Temp 25C)
0
0.05
0.1
0.15
0.2
0.25
0.3
0
2
4
6
8
10
12
14
IOL (mA)
V
O
L
(V
)
Fosc vs. VDDM
1.3
1.5
1.7
1.9
2.1
2.3
2.5
1.3
1.5
1.7
1.9
2.1
2.3
2.5
2.7
2.9
3.1
3.3
3.5
VDDM (V)
F
o
s
c
(M
H
z
)
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