MPC8315ECVRAGDA datasheet(41/112 Pages) FREESCALE

41 / 112 page

MPC8315E PowerQUICC™ II Pro Processor Hardware Specifications, Rev. 0

Freescale Semiconductor

USB

Figure 23. USB Signals

10.2

On-Chip USB PHY

This section provides the AC and DC electrical specifications for the USB PHY interface of the

MPC8315E.

For details refer to Tables 7-7 through 7-10, and Table 7-14 in the USB 2.0 Specifications document, and

the pull-up/down resistors ECN updates, all available at www.usb.org.

Table 41 provides the USB clock input (USB_CLK_IN) DC timing specifications.

Table 42 provides the USB clock input (USB_CLK_IN) AC timing specifications.

Table 41. USB_CLK_IN DC Electrical Characteristics

Parameter

Symbol

Min

Max

Unit

Input high voltage

VIH

2.7

NVDD +0.3

Input low voltage

VIL

–0.3

0.4

Table 42. USB_CLK_IN AC Timing Specifications

Parameter/Condition

Conditions

Symbol

Min

Typical

Max

Unit

Frequency range

—

fUSB_CLK_IN

—24

—

MHz

Clock frequency tolerance

—

tCLK_TOL

–0.05

0.05

Reference clock duty cycle

Measured at

1.6 V

tCLK_DUTY

Total input jitter/Time interval error

Peak to peak

value measured

with a second

order high-pass

filter of 500 KHz

bandwidth

tCLK_PJ

—

200

Output Signals

tUSKHOV

USBDR_CLK

Input Signals

tUSIXKH

tUSIVKH

tUSKHOX

MPC8315ECVRAGDA Datasheet(PDF) 41 Page - Freescale Semiconductor, Inc

MPC8315ECVRAGDA Datasheet(HTML) 41 Page - Freescale Semiconductor, Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL