User's Guide

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
Provided to Dekra under NDA
Distribution is Prohibited except for
Dekra employees with a Need to know