User Manual

69
ZQ300 Series User Guide
continued
Figure 28 USB Type-C to Type-A Pinouts
A1
A12
B1
B12
Pin 1
Pin 4
Type-C Type-A
USB Type-C to Type-A Communications Cable
Type-C Plug Wire Type-A Plug
Pin
#
Signal
Name
Wire
#
Signal
Name
Pin
#
Signal
Name
A1,B1,
A12,B12
GND 1 GND_PWrt1 4 GND
A4,B4,A9,
B9
VBUS 2 PWR_VBUS1 1 VBUS
A5 CC See Note 1
B5 VCONN -
A6 Dp1 3 UTP_Dp 3 D+
A7 Dn1 4 UTP_Dn 2 D-
Shield Braid Shield Shell Shield
Notes:
1. Pin A5 (CC) of the USB Type-C plug shall be connected to VBUS through a
resistor Rp(56 k+/- 5%).
2. Contacts B6 and B7 should not be present in the USB Type-C plug.
3. All VBUS pins shall be connected
together within the USB Type-C plug.
Bypass capacitors are not required for
the VBUS pins in this cable.
4. All Ground return pins shall be
connected together within the USB Type-C plug.
5. All
USB Type-
C plug pins that are not listed in this table shall be open (not connected).