nRF24LE1 Nordic VLSI, nRF24LE1 Datasheet - Page 15

• Manufacturer Part Number: nRF24LE1
• Manufacturer: Nordic VLSI

nRF24LE1 Preliminary Product Specification
2.3.3
2.4
Revision 1.1
ANT1, ANT2 RF
Exposed die
P3.6 – P0.0
XC1, XC2
VDD_PA
Pin functions
RESET
Name
PROG
48-pin 7x7 QFN-package variant
DEC1
DEC2
IREF
VDD
VSS
pad
Figure 4. nRF24LE1 pin assignment (top view) for a QFN48 7x7 mm package.
Power
Power
Power
Digital or analog I/O
Digital Input
Digital Input
Analog Input
Power Output
Analog Input
Power/heat relief
P0.1
P0.2
DEC1
DEC2
P0.3
P0.4
P0.5
P0.6
PROG
P0.7
VDD
VSS
Type
10
11
12
1
2
3
4
5
6
7
8
9
48 47 46 45 44 43 42 41 40 39 38 37
13
Table 2. nRF24LE1 pin functions.
14
15
16
Exposed die pad
15 of 191
nRF24LE1
Power supply (+1.9V to +3.6V DC)
Ground (0V)
Power supply outputs for de-coupling purposes
(100nF for DEC1, 33nF for DEC2)
General purpose I/O pins. Number of I/O available
depends on package type.
Input to enable flash programming
Reset for microcontroller, active low
Device reference current output. To be connected
to reference resistor on PCB.
Power supply output (+1.8V) for on-chip RF
Power amplifier
Differential antenna connection (TX and RX)
Crystal connection for 16M crystal
For the nRF24LE1 QFN48 7x7mm and QFN32
5x5mm connect the die pad to GND. For
nRF24LE1 QFN24 4x4mm do not connect the die
pad to GND.
17
QFN48
18
7x7
19
20
21
22
Description
23
24
36
35
34
33
32
31
30
29
28
27
26
25
VDD
VSS
ANT2
ANT1
VDD_PA
P3.0
RESET
P2.7
P2.6
P2.5
P2.4
P2.3