uaa2062 NXP Semiconductors, uaa2062 Datasheet - Page 17

• Manufacturer Part Number: uaa2062
• Description: Analog Cordless Telephone Ic
• Manufacturer: NXP Semiconductors

Philips Semiconductors
L
When the LBD register is set HIGH, the low-battery detector is enabled and the low-battery detect output signal is routed
to the output pin CDBDO. The low-battery detector level selection functions only in a programmable mode. The power-up
default value is step 7 (111).
Table 9 Low-battery detector level selection
V
An internal 1.5 V band gap reference voltage provides the voltage reference for the low-battery detector circuit, the
V
Table 10 Voltage reference selection
2000 Aug 10
OW
OLTAGE REFERENCE SELECTION
ref(PLL)
Analog cordless telephone IC
-
BATTERY DETECTOR LEVEL SELECTION
voltage regulator, the VB reference and all internal analog references.
BIT 2
BIT 2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
BIT 1
BIT 1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
BIT 0
BIT 0
17
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
STEP
STEP
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
NOMINAL VOLTAGE
Product specification
REFERENCE (%)
LOW-BATTERY
VOLTAGE (V)
DETECTOR
NOMINAL
UAA2062
3.6
3.5
3.4
3.3
3.2
3.1
3.0
2.9
+1
+3
+5
+7
7
5
3
1