Rainbow-electronics ATR0630 Manual do Utilizador Página 31

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4920A–GPS–01/06
ATR0630 [Preliminary]
2.4 AGC cut-off frequency C
ext
= open A4 f
3dB_AGC
250 kHz
2.5 AGC cut-off frequency C
ext
= 100 pF A4 f
3dB_AGC
33 kHz
2.6
Gain-control output
voltage
A4 V
AGCO
0.9 2.3 V
3 Reference Oscillator
3.1
XTO phase noise at
100Hz
With specified crystal A8 Pn
100
–80 dBc/Hz
3.2 XTO phase noise at 1 kHz With specified crystal A8 Pn
1k
–100 dBc/Hz
4PMSS
4.1 Voltage level power-on F4, G4, H4 V
PU,on
1.3 V
4.2 Voltage level power-off F4, G4, H4 V
PU,off
0.5 V
5LDO18
(1)
5.1 Output voltage LDO_OUT 1.65 1.8 1.95 V
5.2 Output current LDO_OUT 80 mA
5.3 Current consumption After startup, no load 80 µA
5.4 Current consumption
Standby mode
(LDO_EN = 0)
15µA
6LDOBAT
(2)
6.1 Output voltage
(3)
VBAT18 1.65 1.8 1.95 V
6.2 Output current VBAT18 1.5 mA
6.3
Current consumption
LDOBAT_IN
(4)
After startup (sleep/backup
mode), at room
temperature
15 µA
6.4
Current consumption
VBAT
After startup (backup mode
and LDOBAT_IN = 0V), at
room temperature
10 µA
6.5 Current consumption
After startup (normal
mode), at room
temperature
1.5 µA
7Core
7.1 DC supply voltage VDD18 V
O,18
0 VDD18 V
7.2 DC supply voltage VDDIO V
O,IO
0 VDDIO V
7.3
Low-level input voltage
VDD18 domain
VDD18 = 1.65V to 1.95V V
IL,18
–0.3
0.3 ×
VDD18
V
7.4
High-level input voltage
VDD18 domain
VDD18 = 1.65V to 1.95V V
IH,18
0.7 ×
VDD18
VDD18 +
0.3
V
9. Electrical Characteristics (Continued)
If no additional information is given in column Test Conditions, the values apply to temperature range from –40°C to +85°C.
No. Parameters Test Conditions Pin Symbol Min Typ Max Unit
Notes: 1. The LDO18 is a built in low dropout voltage regulator, which can be used if the host system does not provide the core volt-
age VDD18.
2. The LDOBAT is a built in low dropout voltage regulator, which provides the supply voltage VBAT18 for the RTC, backup
SRAM, P9, P13, P22, P31, NSLEEP and NSHDN. The LDOBAT voltage regulator switches in battery mode if LDOBAT_IN
falls below 1.5V.
3. Supply voltage VBAT18 for backup domain is generated internally by the LDOBAT.
4. If no current is caused by outputs (pad output current as well as current across internal pull-up resistors)
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