CSR1001A04-IQQA-R Datasheet, PDF (32/45 Pages) –

8.3 Input/Output Terminal Characteristics
8.3.1 Switch-mode Regulator
Switch-mode Regulator
Input voltage
Output voltage
Temperature coefficient
Normal Operation
Output noise, frequency range 100Hz to 100kHz
Settling time, settling to within 10% of final value
Output current (I_max)
Quiescent current (excluding load, I_load < 1mA)
Ultra Low-power Mode
Output current (I_max)
Quiescent current
Min
Typ
Max
Unit
1.8
-
3.6
V
0.65
1.35
1.35
V
-200
-
200
ppm/°C
-
-
0.4
mV rms
-
-
30
μs
-
-
50
mA
-
-
20
µA
-
-
100
µA
-
-
1
µA
8.3.2 Low-voltage Linear Regulator
Normal Operation
Input voltage
Output voltage
Min
Typ
Max
Unit
0.65
-
1.35
V
0.65
-
1.20
V
Important Note:
This regulator is only for CSR internal use. Section 7 shows CSR's recommended circuit connection.
8.3.3 Digital Terminals
Input Voltage Levels
V_IL input logic level low
V_IH input logic level high
T_r/T_f
Min
-0.4
0.7 x
VDD_PADS
-
Typ
Max
Unit
-
0.4
V
-
VDD_PADS +
0.4
V
-
25
ns
Production Information
© Cambridge Silicon Radio Limited 2011-2013
Page 31 of 44
CS-216358-DSP5
www.csr.com