SX1511BIULTRT Semtech, SX1511BIULTRT Datasheet - Page 12

• Manufacturer Part Number: SX1511BIULTRT
• Description: 8-chan GPIO With Independent I/O Voltages (SPI)
• Manufacturer: Semtech

ADVANCED COMMUNICATIONS & SENSING
Rev 3 – 9
th
Sept. 2010
30
25
20
15
10
5
0
1.3
1.5
1.7
1.9
2.1
f
SCK
2.3
vs. VDDM
Worst Case
VDDM (V)
2.5
Figure 4 – Typical Operating Characteristics
2.7
Typical
2.9
3.1
3.3
3.5
3.7
12
World’s Lowest Voltage Level Shifting GPIO
90
80
70
60
50
40
30
20
10
1.3
1.5
SX1510B/SX1511B/SX1512B
1.7
with LED Driver and Keypad Engine
1.9
2.1
t
SO,VALID
2.3
Worst Case
vs. VDDM
VDDM (V)
2.5
2.7
Typical
2.9
3.1
3.3
www.semtech.com
3.5
3.7