LQFP64 datasheet(74/116 Pages) STMICROELECTRONICS

74 / 116 page

Package pinouts and signal descriptions

SPC560B40x/50x, SPC560C40x/50x

74/116

DocID14619 Rev 13

Figure 14. Fast external crystal oscillator (4 to 16 MHz) timing diagram

VFXOSCOP

tFXOSCSU

VXTAL

VFXOSC

valid internal clock

90%

10%

1/fFXOSC

S_MTRANS bit (ME_GS register)

‘1’

‘0’

Table 38. Fast external crystal oscillator (4 to 16 MHz) electrical characteristics

Symbol

Parameter

Conditions(1)

Value

Unit

Min

Typ

Max

fFXOSC

SR —

Fast external crystal

oscillator frequency

—

4.0

—

16.0

MHz

gmFXOSC

CC C

Fast external crystal

oscillator transconductance

VDD = 3.3 V ± 10%,

PAD3V5V = 1



OSCILLATOR_MARGIN = 0

2.2

—

8.2

mA/V

CC P

VDD = 5.0 V ± 10%,

PAD3V5V = 0



OSCILLATOR_MARGIN = 0

2.0

—

7.4

CC C

VDD = 3.3 V ± 10%,

PAD3V5V = 1



OSCILLATOR_MARGIN = 1

2.7

—

9.7

CC C

VDD = 5.0 V ± 10%,

PAD3V5V = 0



OSCILLATOR_MARGIN = 1

2.5

—

9.2

VFXOSC CC T

Oscillation amplitude at

EXTAL

fOSC = 4 MHz,

OSCILLATOR_MARGIN = 0

1.3

—

fOSC = 16 MHz,

OSCILLATOR_MARGIN = 1

1.3

—

VFXOSCOP CC C Oscillation operating point

—

0.95

—

IFXOSC

(2)

CC T

Fast external crystal

oscillator consumption

——

tFXOSCSU CC T

Fast external crystal

oscillator start-up time

fOSC = 4 MHz,

OSCILLATOR_MARGIN = 0

——

fOSC = 16 MHz,

OSCILLATOR_MARGIN = 1

——

1.8

LQFP64 Datasheet(PDF) 74 Page - STMicroelectronics

LQFP64 Datasheet(HTML) 74 Page - STMicroelectronics

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