ZBA Inc. BT44-291S ユーザーズマニュアル
BT44-291S
Page 5 of 18
Control
Vref
15
Filter Capacitor for 1.8V
VCC 16
Power
Supply
+3.3V Power Supply。
GND
1
17
47
GND Ground
6. Electrical Specifications
Recommended Operating Conditions
Operating Condition
MIN
TYPE
MAX
VCC(V) 3.1 3.3 3.6
6.1
Input/Output Terminal Characteristics
Digital Terminals
Min
Typ
Max
Unit
Input Voltage Levels
VIL input logic level low 2.7V ≤ Vcc ≤ 3.0V
VIL input logic level low 2.7V ≤ Vcc ≤ 3.0V
-0.4
-
+0.8
V
VIH input logic level high
0.7Vcc
-
Vcc+0.4
V
Output Voltage Levels
VOL output logic level low
(lo = 4.0mA), 2.7V ≤ Vcc ≤ 3.0V
VOL output logic level low
(lo = 4.0mA), 2.7V ≤ Vcc ≤ 3.0V
- - 0.2 V
VOH output logic level high
(lo = -4.0mA), 2.7V ≤ Vcc ≤ 3.0V
(lo = -4.0mA), 2.7V ≤ Vcc ≤ 3.0V
Vcc-0.2
- - V
Input and Tri-state Current with
Strong pull-up
Strong pull-up
-100
-40
-10
μA
Strong pull-down
+10
+40
+100
μA
Weak pull-up
-5.0
-1.0
-0.2
μA
Weak pull-down
+0.2
+1.0
+5.0
μA
I/O pad leakage current
-1
0
+1
μA
CI Input Capacitance
1.0
-
5.0
pF
Input threshold
VIL input logic level low
VIL input logic level low
-
-
0.3Vcc
V
VIH input logic level high
0.7Vcc
-
-
V
Input leakage current
0V < VIN < Vcc(1)
0V < VIN < Vcc(1)
-1
1
5
μA
CI Input capacitance
2. 5
-
10.0
pF
Output Voltage levels To correctly terminated USB Cable
VOL output logic level low
VOL output logic level low
0.0
-
0.2
V
VOH output logic level high
2.8
-
Vcc
V
USB Terminals
VIL input logic level low
VIL input logic level low
-
-
0.3Vcc
V
VIH input logic level high
0.7Vcc
-
-
V
VOL output logic level low
0
-
0.2
V