SH7670 Datasheet, PDF (1250/1292 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7670 Series

Section 29 Electrical Characteristics
29.4.9 USB Transceiver Timing
Table 29.14 USB Transceiver Timing (for Full Speed)
Conditions:
V_CC = V_CC (PLL) = DV12 = UV12 = 1.1 to 1.3 V, V_CCQ = DV33 = 3.1 to 3.5 V,
AV12 = 1.1 to 1.3 V, AV33 = 3.1 to 3.5 V,
V_SS = V_SS (PLL) = DG12 = UG12 = V_SSQ = DG33 = AG12 = AG33 = 0 V,
Ta = –20 to 70°C (regular specifications),
–40 to 85°C (wide temperature specifications)
Item
Rise time
Fall time
Rise/fall time ratio
Symbol
tFR
tFF
tFR/tFF
Min.
4
4
70
Typ.



Max. Unit
20
ns
20
ns
130
%
Figure
29.49
DP, DM
90%
10%
90%
10%
t_FR
t_FF
Figure 29.49 DP/DM Output Timing (for Full Speed)
DV33
DP
Circuit under
measurement
DM
DG33
CL 50pF
CL 50pF
The value of electrostatic capacitance (CL)
includes the stray capacitance of the connection
and the input capacitance of the probe.
Figure 29.50 Measurement Circuit (for Full Speed)
Rev. 1.00 Nov. 14, 2007 Page 1224 of 1262
REJ09B0437-0100