User's Manual

BlueMod+SR/AI
BlueMod+SR/AP
Hardware Reference
Release r04d01 www.stollmann.de Page 31 of 65
5.6 Power Consumption and Power Down Modes
5.6.1 SPP Configuration
The following values are typical power consumption values in the different states.
VSUP = 3,3V, T
amb
= 25°C, all GPIOs and UART lines open, SLCK: 32,768 kHz
Condition Note Current
Consumption
Unit
Slow clock
Extern Intern
I
Avg
I
Avg
standby, no page scan, no inquiry scan 3,7 mA
standby, no page scan, no inquiry scan, UICP active Interface down (1) 0,21 0,36 mA
device in reset (2) 2,7 mA
Table 13: Supply Current SPP Standby Modes no Radio Activity
Notes:
(1) IUR-IN# and UART-CTS# signals connected to VSup
(2) Valid for HW V3, higher in Hw Version < 3
VSUP = 3,3V, T
amb
= 25°C, Tx Power = 7 dBm, all GPIOs and UART lines open
Condition Note Current
Consumption
Unit
Slow clock
Extern
Intern
I
Avg
I
Avg
standby, page scan & inquiry scan interval 1.28s 4,0 4,2 mA
standby, page scan & inquiry scan interval 1.28s,UICP active serial
Interface down
(1) 0,8 1,0 mA
Bluetooth connected, no data traffic – close range (Slave) (2) 14,4 14,4 mA
Bluetooth connected, data traffic 115 kbit/s – close range (Slave) (2) 21,1 21,1 mA
Table 14: Supply Current, SPP Bluetooth Classic
Notes:
(1) IUR-IN# and UART-CTS# signals connected to VSup
(2) about 2 meters through the air