LE940B6 HW User Guide
Rev. 2.02
Page 40 of 111
2020-01-10
NOTE:
Unless otherwise specified, RESERVED pins must be left unconnected
(floating).
The only exceptions are listed in the following section: LE940B6 Signals That
Must Be Connected.
LE940B6 Signals That Must Be Connected
Table 7 lists the LE940B6 signals that must be connected even if not used by the end
application:
Table 7: Mandatory Signals
PAD
Signal
Notes
AP17, AP19, AR18, AR20, AS17,
AS19, AT18, AU17, AU19, AT20
VBATT &
VBATT_PA
A6, A12, B13, B15, B17, C4, C6, D3,
D7, E18, F1, G18, H19, M1, N2, P1,
P3, R2, T2, T18, U1, V18, W1, X2, X18,
Y1, Y19, AA2, AB1, AC2, AE2, AF1,
AG2, AH1, AJ2, AK1, AK17, AL18,
AM17, AM19, AN16, AN18, AP3, AP5,
AP7, AP9, AP11, AP13, AP15, AR2,
AR4, AR6, AR8, AR10, AR12, AR14,
AR16, AS5, AS7, AS9, AS11, AS13,
AS15, AT4, AT6, AT8, AT10, AT12,
AT14, AT16, AU1, AU5, AU7, AU11,
AU15, AL2, AN2, L20, N20, ZZ19, A20,
AV20, ZZ1, A0, AV0, N0, R0, T0, V0,
X0, AA0, AC0, AE0, AG0, AJ0, AL0,
AN0, AR0, AV8, AV10, AV12, AV14,
AV16, AV18, T8, V8, X8, AA8, U9, W9,
Y9, T10 ,V10, X10, AA10, U11, W11,
Y11, T12, V12, X12, AA12
GND
AS1
ON/OFF*
AN12
SHDN_N
D19
USB_D+
If not used, connect to a test
point or a USB connector
F19
USB_D-
If not used, connect to a test
point or a USB connector
A18
USB_VBUS If not used, connect to a test
point or a USB connector
to
Dekra
under
NDA
Distribution
is
Prohibited
except
for
Dekra
employees
with
a Need
to
know
