S2R72A44F12C4 Datasheet, PDF (6/32 Pages) Epson Company – Wide temperature range Low power consumption

3. Block Diagram
3. Block Diagram
D1_DM
D1_DP
D2_DM
D2_DP
HS_MTM
OSC
PLL
FS_REPT
UPC
SIE
TT
EP0
FR_TIM
EP1
MODE1～MODE4
TST0, MODE0
DPC
FS_MTM
FS_MTM
TSTEN
ATPGEN
D1～D4_VBUSFLG
D1～D4_VBUSEN
XRESET
Figure 3.1 Block Diagram
DPC
: Downstream port controller
EP0
: Endpoint 0 controller
EP1
: Endpoint 1 controller
FR_TIM : Frame timer
FS_REPT : FS/LS repeater circuit
FS_MTM : FS/LS transceiver macro circuit
HS_MTM : HS/FS/LS transceiver macro circuit
OSC
: Oscillator circuit (with built-in feedback resistor)
PLL
: Phase locked loop
SIE
: Serial interface engine
TT
: Transaction translator
UPC : Upstream port controller
S2R72A4x Series Data Sheet
Seiko Epson Corporation
3
(Rev.1.20)