User's Manual

BlueMod+SR/AI
BlueMod+SR/AP
Hardware Reference
Release r04d01 www.stollmann.de Page 36 of 65
5.7.2 GFSK, PI/4 DQPSK, 8DPSK Transmitter
VSUP = 2,5V to 3,6V, T
amb
= +20°C
Measured conducted according to BT specification v1.2/2.0/2.0 + EDR/2.1/2.1 + EDR/3.0/3.0 + HS/4.0
Trans
mitt
er
Frequency [GHz] Limit BT
Unit
RF transmit power
50 Ω load, at antenna
Class 1 device GFSK
b)
2.402 2,7 5,5
0 to 20 dBm
2.441 4,7 7,5
2.480 5,7 8,5
RF transmit power
50 Ω load, at antenna
Class 1 device EDR2, π/4
DQPSK
b)
2.402 GFSK 2,0
∆TX =
-4 to 1
dBm
2.402 π/4 DQPSK 0,9
2.441 GFSK 4,7
2.441 π/4 DQPSK 3,7
2.480 GFSK 5,6
2.480 π/4 DQPSK 4,6
RF transmit power
50 Ω load, at antenna
Class 1 device EDR3, 8DPSK
b)
2.402 GFSK 2,1
∆TX =
-4 to 1
dBm
2.402 8DPSK 1,0
2.441 8GFSK 4,8
2.441 8DPSK 3,7
2.480 GFSK 5,6
2.480 8DPSK 4,6
RF power control range 16 30 ≥16 dB
RF power range control resolution 2 4 8 2 to 8 dB
20 dB bandwidth for modulated carrier 925 1000
≤1000
kHz
ICFT -75 ±25 +75
≤ ±75
kHz
Carrier frequency drift (packet DH1) 7 25
≤ 25
kHz
Drift Rate 5 20 ≤ 20
kHz/
50µs
∆f1
avg
“Maximum Modulation”
140 164 175
≥140 to
≤175
kHz
∆f2
max
“Minimum Modulation”
115 140 >115 kHz
∆f2
avg
/∆f1
avg
0,8 0,91
≥ 0,8