ZBA Inc. BT44-291S Manuel D’Utilisation
BT44-291S
Page 7 of 18
Standby Host connection(a)
-
38.4
40
uA
Reset (RESETB low)(a)
-
-
34
uA
(a) Low power mode on the linear regulator is entered and exited automatically when the chip
enters/leaves Deep Sleep mode .
7. Radio Characteristics – Basic Data Rate
Important Notes
BlueCore4 meets the Bluetooth v2.1 + EDR specification when used in a suitable application
circuit between -40°C and +105°C.
Tx output is guaranteed to be unconditionally stable over the guaranteed temperature range.
7.1
This antenna Characteristics
Band Width
Peak Gain
Impedance
2450MHz±50MHz -0.5dBi
50Ω
7.2
Transmitter
Radio Characteristics Vcc = 3.3V Temperature = +20°C
Min
Typ Max
Bluetooth
Specification
Unit
Maximum RF transmit power
(1)(2)
-
2.5
-
-6
to
+4
(3)
dBm
Variation in RF power over temperature range with
compensation enabled (±)
(4)
- 1.5 -
-
dB
Variation in RF power over temperature range with
compensation disabled (±)
(4)
- 2 -
-
dB
RF power control range
-
35
-
≥16 dB
RF power range control resolution
(5)
-
0.5
-
-
dB
20dB bandwidth for modulated carrier
-
780
-
≤1000 kHz
Adjacent channel transmit power F=F0 ±2MHz
(6)(7)
-
-40
-
≤-20 dBm
Adjacent channel transmit power F=F0 ±3MHz
(6)(7)
-
-45
-
≤-40 dBm
Adjacent channel transmit power F=F0>±3MHz
(6)(7)
-
-50
-
≤-40 dBm
Δf1avg .Maximum Modulation.
-
165
-
140<
Δf1avg
<175
kHz
Δf2max .Minimum Modulation.
-
150
-
≥115 kHz
Δf2avg / Δf1avg
- 0.97 -
≥0.80 -
Initial carrier frequency tolerance
-
6
-
±75
kHz
Drift
Rate
- 8 -
≤20 kHz
/50μS
Drift (single slot packet)
-
7
-
≤25 kHz
Drift (five slot packet)
-
9
-
≤40 kHz
2
nd
Harmonic content
-
-65
-
≤-30 dBm
3
rd
Harmonic content
-
-45
-
≤-30 dBm
Notes:
(1) BlueCore4 firmware maintains the transmit power to be within the Bluetooth v2.1 + EDR
(1) BlueCore4 firmware maintains the transmit power to be within the Bluetooth v2.1 + EDR