AM3359 datasheet(95/236 Pages) TI

95 / 236 page

AM3359, AM3358, AM3357

AM3356, AM3354, AM3352

www.ti.com

SPRS717F – OCTOBER 2011 – REVISED APRIL 2013

Table 3-15. Power-Supply Decoupling Capacitor Characteristics (continued)

PARAMETER

TYP

UNIT

CVDDSHV4

(5)

10.02

μF

CVDDSHV5

(5)

10.02

μF

CVDDSHV6

(3)

10.06

μF

(1) Not available on the ZCE package.

(2) Typical values consist of 1 cap of 10

μF and 4 caps of 10 nF.

(3) Typical values consist of 1 cap of 10

μF and 6 caps of 10 nF.

(4) For more details on decoupling capacitor requirements for the mDDR(LPDDR), DDR2, DDR3, DDR3L memory interface, see

Section 5.6.2.1.2.6 and Section 5.6.2.1.2.7 when using mDDR(LPDDR) memory devices, Section 5.6.2.2.2.6 and Section 5.6.2.2.2.7

when using DDR2 memory devices, or Section 5.6.2.3.3.6 and Section 5.6.2.3.3.7 when using DDR3 or DDR3L memory devices.

(5) Typical values consist of 1 cap of 10

μF and 2 caps of 10 nF.

3.4.2

Output Capacitors

Internal low dropout output (LDO) regulators require external capacitors to stabilize their outputs. These

capacitors should be placed as close as possible to the respective terminals of the AM335x device. Table 3-16

summarizes the LDO output capacitor recommendations.

Table 3-16. Output Capacitor Characteristics

PARAMETER

TYP

UNIT

CCAP_VDD_SRAM_CORE

(1)

μF

CCAP_VDD_RTC

(1)(2)

μF

CCAP_VDD_SRAM_MPU

(1)

μF

CCAP_VBB_MPU

(1)

μF

(1) LDO regulator outputs should not be used as a power source for any external components.

(2) The CAP_VDD_RTC terminal operates as an input to the RTC core voltage domain when the RTC_KLDO_ENn terminal is high.

Device Operating Conditions

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