56F8335 datasheet(136/160 Pages) FREESCALE

136 / 160 page

56F8335 Technical Data, Rev. 5

136

Freescale Semiconductor

Preliminary

10.7 Crystal Oscillator Timing

10.8 Reset, Stop, Wait, Mode Select, and Interrupt Timing

Table 10-15 Crystal Oscillator Parameters

Characteristic

Symbol

Min

Typ

Max

Unit

Crystal Start-up time

TCS

Resonator Start-up time

TRS

0.1

0.18

Crystal ESR

RESR

——

120

ohms

Crystal Peak-to-Peak Jitter

—

250

Crystal Min-Max Period Variation

TPV

0.12

—

1.5

Resonator Peak-to-Peak Jitter

TRJ

——

300

Resonator Min-Max Period Variation

TRP

——

300

Bias Current, high-drive mode

IBIASH

—250

290

μA

Bias Current, low-drive mode

IBIASL

—80

110

μA

Quiescent Current, power-down mode

IPD

—0

μA

Table 10-16 Reset, Stop, Wait, Mode Select, and Interrupt Timing1,2

1. In the formulas, T = clock cycle. For an operating frequency of 60MHz, T = 16.67ns. At 8MHz (used during Reset and

Stop modes), T = 125ns.

2. Parameters listed are guaranteed by design.

Characteristic

Symbol

Typical

Min

Typical

Max

Unit

See Figure

Minimum RESET Assertion Duration

tRA

16T

—

10-4

Edge-sensitive Interrupt Request Width

tIRW

1.5T

—

10-5

IRQA, IRQB Assertion to General Purpose

Output Valid, caused by first instruction

execution in the interrupt service routine

tIG

18T

—

10-6

tIG - FAST

14T

—

IRQA Width Assertion to Recover from Stop

State3

3. The interrupt instruction fetch is visible on the pins only in Mode 3.

tIW

1.5T

—

10-8

56F8335 Datasheet(PDF) 136 Page - Freescale Semiconductor, Inc

56F8335 Datasheet(HTML) 136 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