User's Manual

M2US50NBT/M2SD50NBT
Hardware Integration Guide
Embedded Wireless Solutions Support Center:
http://ews-support.lairdtech.com
www.lairdtech.com/wireless
20
Laird
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Table 16: Enhanced Data Rate Receiver Performance 3.3V
Test Parameter
Min
Typ
Max
Bluetooth
Specification
Unit
Sensitivity (BER ≤0.01%)
8 DPSK
—
–76
-71
≤ –70
dBm
Maximum Input (BER
≤0.1%)
π/4 DQPSK
–20
—
—
≥ –20
dBm
8 DPSK
–20
—
—
≥ –20
dBm
Co-Channel C/I (BER
≤0.1%)
π/4 DQPSK
—
10
13
≤ ±13
dB
8 DPSK
—
18
20
≤ ±20
dB
Adjacent Channel C/I
(BER≤ 0.1%)
π/4 DQPSK
—
-9/-6
0
≤ 0
dB
8 DPSK
—
-3/0
5
≤5
dB
Second Adjacent Channel
C/I (BER ≤ 0.1%)
π/4 DQPSK
—
-42/-28
–30
≤ –30
dB
8 DPSK
—
-28/-22
–25
≤ –25
dB
Third Adjacent Channel
C/I (BER ≤ 0.1%)
π/4 DQPSK
—
-45
–40
≤ –40
dB
8 DPSK
—
-39
–33
≤ –33
dB
SDIO TIMING REQUIREMENTS
The following figure (Figure 3) and table display SDIO default mode timing.
Figure 3: SDIO Default Mode Timing
Note: Timing is based on CL ≤ 40 pF load on CMD and Data.
Table 17: SDIO Timing Requirements
Symbol
Parameter
Min.
Typ.
Max.
Unit
fPP
Frequency – Data Transfer mode
0
-
50
MHz
tWL
Clock low time
7
-
-
ns
tWH
Clock high time
7
-
-
ns